Home / 10,457,636.92-14,431,889-5,811,617.80

Finding the Fourth Proportional to 10,457,636.92, 14,431,889 and 5,811,617.80

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Solution

The fourth proportional to 10,457,636.92, 14,431,889 and 5,811,617.80 is: 8,020,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,636.92 : 14,431,889 = 5,811,617.80 : x
  2. Step 2: Convert to fraction form
    10,457,636.92/14,431,889 = 5,811,617.80/x
  3. Step 3: Cross multiply
    10,457,636.92x = 14,431,889 × 5,811,617.80
  4. Step 4: Simplify right side
    10,457,636.92x = 83,872,623,000,024.20
  5. Step 5: Solve for x
    x = 83,872,623,000,024.20/10,457,636.92
  6. Step 6: Final answer
    x = 8,020,227.10

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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.