Home / 14,540,351.47-20,065,807.16-8,013,997.63

Finding the Fourth Proportional to 14,540,351.47, 20,065,807.16 and 8,013,997.63

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Solution

The fourth proportional to 14,540,351.47, 20,065,807.16 and 8,013,997.63 is: 11,059,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540,351.47 : 20,065,807.16 = 8,013,997.63 : x
  2. Step 2: Convert to fraction form
    14,540,351.47/20,065,807.16 = 8,013,997.63/x
  3. Step 3: Cross multiply
    14,540,351.47x = 20,065,807.16 × 8,013,997.63
  4. Step 4: Simplify right side
    14,540,351.47x = 160,807,331,024,277.03
  5. Step 5: Solve for x
    x = 160,807,331,024,277.03/14,540,351.47
  6. Step 6: Final answer
    x = 11,059,384.04

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.