Home / 64,517,266.10-96,773,825.55-21,388,459.70

Finding the Fourth Proportional to 64,517,266.10, 96,773,825.55 and 21,388,459.70

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Solution

The fourth proportional to 64,517,266.10, 96,773,825.55 and 21,388,459.70 is: 32,082,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,517,266.10 : 96,773,825.55 = 21,388,459.70 : x
  2. Step 2: Convert to fraction form
    64,517,266.10/96,773,825.55 = 21,388,459.70/x
  3. Step 3: Cross multiply
    64,517,266.10x = 96,773,825.55 × 21,388,459.70
  4. Step 4: Simplify right side
    64,517,266.10x = 2,069,843,067,791,005.25
  5. Step 5: Solve for x
    x = 2,069,843,067,791,005.25/64,517,266.10
  6. Step 6: Final answer
    x = 32,082,002.12

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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.