Home / 9,578,418.30-14,367,627.45-7,877,807.10

Finding the Fourth Proportional to 9,578,418.30, 14,367,627.45 and 7,877,807.10

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Solution

The fourth proportional to 9,578,418.30, 14,367,627.45 and 7,877,807.10 is: 11,816,710.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,418.30 : 14,367,627.45 = 7,877,807.10 : x
  2. Step 2: Convert to fraction form
    9,578,418.30/14,367,627.45 = 7,877,807.10/x
  3. Step 3: Cross multiply
    9,578,418.30x = 14,367,627.45 × 7,877,807.10
  4. Step 4: Simplify right side
    9,578,418.30x = 113,185,397,535,764.89
  5. Step 5: Solve for x
    x = 113,185,397,535,764.89/9,578,418.30
  6. Step 6: Final answer
    x = 11,816,710.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.