Home / 10,713,002.19-14,786,296.98-7,042,257.86

Finding the Fourth Proportional to 10,713,002.19, 14,786,296.98 and 7,042,257.86

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Solution

The fourth proportional to 10,713,002.19, 14,786,296.98 and 7,042,257.86 is: 9,719,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713,002.19 : 14,786,296.98 = 7,042,257.86 : x
  2. Step 2: Convert to fraction form
    10,713,002.19/14,786,296.98 = 7,042,257.86/x
  3. Step 3: Cross multiply
    10,713,002.19x = 14,786,296.98 × 7,042,257.86
  4. Step 4: Simplify right side
    10,713,002.19x = 104,128,916,027,359.31
  5. Step 5: Solve for x
    x = 104,128,916,027,359.31/10,713,002.19
  6. Step 6: Final answer
    x = 9,719,863.23

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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.