Home / 10,427,669.54-14,391,035.85-5,782,909.22

Finding the Fourth Proportional to 10,427,669.54, 14,391,035.85 and 5,782,909.22

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Solution

The fourth proportional to 10,427,669.54, 14,391,035.85 and 5,782,909.22 is: 7,980,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,669.54 : 14,391,035.85 = 5,782,909.22 : x
  2. Step 2: Convert to fraction form
    10,427,669.54/14,391,035.85 = 5,782,909.22/x
  3. Step 3: Cross multiply
    10,427,669.54x = 14,391,035.85 × 5,782,909.22
  4. Step 4: Simplify right side
    10,427,669.54x = 83,222,053,902,315.53
  5. Step 5: Solve for x
    x = 83,222,053,902,315.53/10,427,669.54
  6. Step 6: Final answer
    x = 7,980,887.16

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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.