Home / 10,420,367.79-14,387,124.92-6,506,083.29

Finding the Fourth Proportional to 10,420,367.79, 14,387,124.92 and 6,506,083.29

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Solution

The fourth proportional to 10,420,367.79, 14,387,124.92 and 6,506,083.29 is: 8,982,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420,367.79 : 14,387,124.92 = 6,506,083.29 : x
  2. Step 2: Convert to fraction form
    10,420,367.79/14,387,124.92 = 6,506,083.29/x
  3. Step 3: Cross multiply
    10,420,367.79x = 14,387,124.92 × 6,506,083.29
  4. Step 4: Simplify right side
    10,420,367.79x = 93,603,833,000,624.17
  5. Step 5: Solve for x
    x = 93,603,833,000,624.17/10,420,367.79
  6. Step 6: Final answer
    x = 8,982,776.32

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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.