Home / 64,514,126.60-96,769,116.30-21,385,320.20

Finding the Fourth Proportional to 64,514,126.60, 96,769,116.30 and 21,385,320.20

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Solution

The fourth proportional to 64,514,126.60, 96,769,116.30 and 21,385,320.20 is: 32,077,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,514,126.60 : 96,769,116.30 = 21,385,320.20 : x
  2. Step 2: Convert to fraction form
    64,514,126.60/96,769,116.30 = 21,385,320.20/x
  3. Step 3: Cross multiply
    64,514,126.60x = 96,769,116.30 × 21,385,320.20
  4. Step 4: Simplify right side
    64,514,126.60x = 2,069,438,537,546,539
  5. Step 5: Solve for x
    x = 2,069,438,537,546,539/64,514,126.60
  6. Step 6: Final answer
    x = 32,077,292.94

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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.