Home / 47,386,998.28-71,026,762.80-21,775,085.02

Finding the Fourth Proportional to 47,386,998.28, 71,026,762.80 and 21,775,085.02

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Solution

The fourth proportional to 47,386,998.28, 71,026,762.80 and 21,775,085.02 is: 32,637,935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386,998.28 : 71,026,762.80 = 21,775,085.02 : x
  2. Step 2: Convert to fraction form
    47,386,998.28/71,026,762.80 = 21,775,085.02/x
  3. Step 3: Cross multiply
    47,386,998.28x = 71,026,762.80 × 21,775,085.02
  4. Step 4: Simplify right side
    47,386,998.28x = 1,546,613,798,665,373.25
  5. Step 5: Solve for x
    x = 1,546,613,798,665,373.25/47,386,998.28
  6. Step 6: Final answer
    x = 32,637,935.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.