Home / 10,457,380.65-14,432,897.51-8,712,282.81

Finding the Fourth Proportional to 10,457,380.65, 14,432,897.51 and 8,712,282.81

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Solution

The fourth proportional to 10,457,380.65, 14,432,897.51 and 8,712,282.81 is: 12,024,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,380.65 : 14,432,897.51 = 8,712,282.81 : x
  2. Step 2: Convert to fraction form
    10,457,380.65/14,432,897.51 = 8,712,282.81/x
  3. Step 3: Cross multiply
    10,457,380.65x = 14,432,897.51 × 8,712,282.81
  4. Step 4: Simplify right side
    10,457,380.65x = 125,743,484,874,864.81
  5. Step 5: Solve for x
    x = 125,743,484,874,864.81/10,457,380.65
  6. Step 6: Final answer
    x = 12,024,376.76

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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.