Home / 10,468,048.90-15,702,073.35-9,712,221.70

Finding the Fourth Proportional to 10,468,048.90, 15,702,073.35 and 9,712,221.70

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Solution

The fourth proportional to 10,468,048.90, 15,702,073.35 and 9,712,221.70 is: 14,568,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468,048.90 : 15,702,073.35 = 9,712,221.70 : x
  2. Step 2: Convert to fraction form
    10,468,048.90/15,702,073.35 = 9,712,221.70/x
  3. Step 3: Cross multiply
    10,468,048.90x = 15,702,073.35 × 9,712,221.70
  4. Step 4: Simplify right side
    10,468,048.90x = 152,502,017,524,861.69
  5. Step 5: Solve for x
    x = 152,502,017,524,861.69/10,468,048.90
  6. Step 6: Final answer
    x = 14,568,332.55

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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.