Home / 10,457,626.91-14,431,875.17-5,811,607.78

Finding the Fourth Proportional to 10,457,626.91, 14,431,875.17 and 5,811,607.78

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Solution

The fourth proportional to 10,457,626.91, 14,431,875.17 and 5,811,607.78 is: 8,020,213.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,626.91 : 14,431,875.17 = 5,811,607.78 : x
  2. Step 2: Convert to fraction form
    10,457,626.91/14,431,875.17 = 5,811,607.78/x
  3. Step 3: Cross multiply
    10,457,626.91x = 14,431,875.17 × 5,811,607.78
  4. Step 4: Simplify right side
    10,457,626.91x = 83,872,397,952,823.09
  5. Step 5: Solve for x
    x = 83,872,397,952,823.09/10,457,626.91
  6. Step 6: Final answer
    x = 8,020,213.26

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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.