Home / 10,457,411.31-14,432,939.66-8,712,313.29

Finding the Fourth Proportional to 10,457,411.31, 14,432,939.66 and 8,712,313.29

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Solution

The fourth proportional to 10,457,411.31, 14,432,939.66 and 8,712,313.29 is: 12,024,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,411.31 : 14,432,939.66 = 8,712,313.29 : x
  2. Step 2: Convert to fraction form
    10,457,411.31/14,432,939.66 = 8,712,313.29/x
  3. Step 3: Cross multiply
    10,457,411.31x = 14,432,939.66 × 8,712,313.29
  4. Step 4: Simplify right side
    10,457,411.31x = 125,744,291,970,024.50
  5. Step 5: Solve for x
    x = 125,744,291,970,024.50/10,457,411.31
  6. Step 6: Final answer
    x = 12,024,418.69

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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.