Home / 56,799,980.30-78,380,594.72-32,955,760.32

Finding the Fourth Proportional to 56,799,980.30, 78,380,594.72 and 32,955,760.32

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Solution

The fourth proportional to 56,799,980.30, 78,380,594.72 and 32,955,760.32 is: 45,476,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,799,980.30 : 78,380,594.72 = 32,955,760.32 : x
  2. Step 2: Convert to fraction form
    56,799,980.30/78,380,594.72 = 32,955,760.32/x
  3. Step 3: Cross multiply
    56,799,980.30x = 78,380,594.72 × 32,955,760.32
  4. Step 4: Simplify right side
    56,799,980.30x = 2,583,092,092,857,085.50
  5. Step 5: Solve for x
    x = 2,583,092,092,857,085.50/56,799,980.30
  6. Step 6: Final answer
    x = 45,476,989.24

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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.