Home / 36,645,720.32-50,559,753.60-21,170,158.40

Finding the Fourth Proportional to 36,645,720.32, 50,559,753.60 and 21,170,158.40

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Solution

The fourth proportional to 36,645,720.32, 50,559,753.60 and 21,170,158.40 is: 29,208,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,645,720.32 : 50,559,753.60 = 21,170,158.40 : x
  2. Step 2: Convert to fraction form
    36,645,720.32/50,559,753.60 = 21,170,158.40/x
  3. Step 3: Cross multiply
    36,645,720.32x = 50,559,753.60 × 21,170,158.40
  4. Step 4: Simplify right side
    36,645,720.32x = 1,070,357,992,376,970.25
  5. Step 5: Solve for x
    x = 1,070,357,992,376,970.25/36,645,720.32
  6. Step 6: Final answer
    x = 29,208,267.24

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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.