Home / 30,231,459.90-45,347,189.85-10,036,701.90

Finding the Fourth Proportional to 30,231,459.90, 45,347,189.85 and 10,036,701.90

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Solution

The fourth proportional to 30,231,459.90, 45,347,189.85 and 10,036,701.90 is: 15,055,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231,459.90 : 45,347,189.85 = 10,036,701.90 : x
  2. Step 2: Convert to fraction form
    30,231,459.90/45,347,189.85 = 10,036,701.90/x
  3. Step 3: Cross multiply
    30,231,459.90x = 45,347,189.85 × 10,036,701.90
  4. Step 4: Simplify right side
    30,231,459.90x = 455,136,226,527,155.75
  5. Step 5: Solve for x
    x = 455,136,226,527,155.75/30,231,459.90
  6. Step 6: Final answer
    x = 15,055,052.85

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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.