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Finding the Fourth Proportional to 64,684,805.80, 97,027,208.70 and 32,341,700.20

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Solution

The fourth proportional to 64,684,805.80, 97,027,208.70 and 32,341,700.20 is: 48,512,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,684,805.80 : 97,027,208.70 = 32,341,700.20 : x
  2. Step 2: Convert to fraction form
    64,684,805.80/97,027,208.70 = 32,341,700.20/x
  3. Step 3: Cross multiply
    64,684,805.80x = 97,027,208.70 × 32,341,700.20
  4. Step 4: Simplify right side
    64,684,805.80x = 3,138,024,895,018,232
  5. Step 5: Solve for x
    x = 3,138,024,895,018,232/64,684,805.80
  6. Step 6: Final answer
    x = 48,512,550.30

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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.