Home / 47,386,990.50-71,026,751.16-21,775,077.24

Finding the Fourth Proportional to 47,386,990.50, 71,026,751.16 and 21,775,077.24

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Solution

The fourth proportional to 47,386,990.50, 71,026,751.16 and 21,775,077.24 is: 32,637,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386,990.50 : 71,026,751.16 = 21,775,077.24 : x
  2. Step 2: Convert to fraction form
    47,386,990.50/71,026,751.16 = 21,775,077.24/x
  3. Step 3: Cross multiply
    47,386,990.50x = 71,026,751.16 × 21,775,077.24
  4. Step 4: Simplify right side
    47,386,990.50x = 1,546,612,992,615,259.50
  5. Step 5: Solve for x
    x = 1,546,612,992,615,259.50/47,386,990.50
  6. Step 6: Final answer
    x = 32,637,923.96

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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.