Home / 15,779,233.80-23,667,101.10-12,934,384.20

Finding the Fourth Proportional to 15,779,233.80, 23,667,101.10 and 12,934,384.20

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Solution

The fourth proportional to 15,779,233.80, 23,667,101.10 and 12,934,384.20 is: 19,400,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,233.80 : 23,667,101.10 = 12,934,384.20 : x
  2. Step 2: Convert to fraction form
    15,779,233.80/23,667,101.10 = 12,934,384.20/x
  3. Step 3: Cross multiply
    15,779,233.80x = 23,667,101.10 × 12,934,384.20
  4. Step 4: Simplify right side
    15,779,233.80x = 306,119,378,527,642.62
  5. Step 5: Solve for x
    x = 306,119,378,527,642.62/15,779,233.80
  6. Step 6: Final answer
    x = 19,400,142.14

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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.