Home / 66,657,154.42-99,992,460.79-25,147,618.30

Finding the Fourth Proportional to 66,657,154.42, 99,992,460.79 and 25,147,618.30

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Solution

The fourth proportional to 66,657,154.42, 99,992,460.79 and 25,147,618.30 is: 37,723,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,657,154.42 : 99,992,460.79 = 25,147,618.30 : x
  2. Step 2: Convert to fraction form
    66,657,154.42/99,992,460.79 = 25,147,618.30/x
  3. Step 3: Cross multiply
    66,657,154.42x = 99,992,460.79 × 25,147,618.30
  4. Step 4: Simplify right side
    66,657,154.42x = 2,514,572,236,324,674.50
  5. Step 5: Solve for x
    x = 2,514,572,236,324,674.50/66,657,154.42
  6. Step 6: Final answer
    x = 37,723,966.14

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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.