Home / 12,544,061.60-18,816,092.40-7,434,711.20

Finding the Fourth Proportional to 12,544,061.60, 18,816,092.40 and 7,434,711.20

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Solution

The fourth proportional to 12,544,061.60, 18,816,092.40 and 7,434,711.20 is: 11,152,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544,061.60 : 18,816,092.40 = 7,434,711.20 : x
  2. Step 2: Convert to fraction form
    12,544,061.60/18,816,092.40 = 7,434,711.20/x
  3. Step 3: Cross multiply
    12,544,061.60x = 18,816,092.40 × 7,434,711.20
  4. Step 4: Simplify right side
    12,544,061.60x = 139,892,212,906,514.88
  5. Step 5: Solve for x
    x = 139,892,212,906,514.88/12,544,061.60
  6. Step 6: Final answer
    x = 11,152,066.80

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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.