Home / 22,913,487.23-31,620,776.87-12,459,428.65

Finding the Fourth Proportional to 22,913,487.23, 31,620,776.87 and 12,459,428.65

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Solution

The fourth proportional to 22,913,487.23, 31,620,776.87 and 12,459,428.65 is: 17,194,100.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,913,487.23 : 31,620,776.87 = 12,459,428.65 : x
  2. Step 2: Convert to fraction form
    22,913,487.23/31,620,776.87 = 12,459,428.65/x
  3. Step 3: Cross multiply
    22,913,487.23x = 31,620,776.87 × 12,459,428.65
  4. Step 4: Simplify right side
    22,913,487.23x = 393,976,813,142,380
  5. Step 5: Solve for x
    x = 393,976,813,142,380/22,913,487.23
  6. Step 6: Final answer
    x = 17,194,100.98

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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.