Home / 8,737,527.60-13,106,291.40-7,981,700.40

Finding the Fourth Proportional to 8,737,527.60, 13,106,291.40 and 7,981,700.40

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Solution

The fourth proportional to 8,737,527.60, 13,106,291.40 and 7,981,700.40 is: 11,972,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,527.60 : 13,106,291.40 = 7,981,700.40 : x
  2. Step 2: Convert to fraction form
    8,737,527.60/13,106,291.40 = 7,981,700.40/x
  3. Step 3: Cross multiply
    8,737,527.60x = 13,106,291.40 × 7,981,700.40
  4. Step 4: Simplify right side
    8,737,527.60x = 104,610,491,309,896.56
  5. Step 5: Solve for x
    x = 104,610,491,309,896.56/8,737,527.60
  6. Step 6: Final answer
    x = 11,972,550.60

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1.5x scale

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.