Home / 65,418,613.80-90,278,284.10-36,051,000.08

Finding the Fourth Proportional to 65,418,613.80, 90,278,284.10 and 36,051,000.08

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Solution

The fourth proportional to 65,418,613.80, 90,278,284.10 and 36,051,000.08 is: 49,750,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,418,613.80 : 90,278,284.10 = 36,051,000.08 : x
  2. Step 2: Convert to fraction form
    65,418,613.80/90,278,284.10 = 36,051,000.08/x
  3. Step 3: Cross multiply
    65,418,613.80x = 90,278,284.10 × 36,051,000.08
  4. Step 4: Simplify right side
    65,418,613.80x = 3,254,622,426,679,716.50
  5. Step 5: Solve for x
    x = 3,254,622,426,679,716.50/65,418,613.80
  6. Step 6: Final answer
    x = 49,750,709.13

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1.5x scale

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.