Home / 8,874,021.16-13,276,008.69-6,721,247.71

Finding the Fourth Proportional to 8,874,021.16, 13,276,008.69 and 6,721,247.71

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Solution

The fourth proportional to 8,874,021.16, 13,276,008.69 and 6,721,247.71 is: 10,055,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874,021.16 : 13,276,008.69 = 6,721,247.71 : x
  2. Step 2: Convert to fraction form
    8,874,021.16/13,276,008.69 = 6,721,247.71/x
  3. Step 3: Cross multiply
    8,874,021.16x = 13,276,008.69 × 6,721,247.71
  4. Step 4: Simplify right side
    8,874,021.16x = 89,231,343,005,602.59
  5. Step 5: Solve for x
    x = 89,231,343,005,602.59/8,874,021.16
  6. Step 6: Final answer
    x = 10,055,344.85

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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.