Home / 47,032,409.80-70,548,614.70-12,488,744.80

Finding the Fourth Proportional to 47,032,409.80, 70,548,614.70 and 12,488,744.80

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Solution

The fourth proportional to 47,032,409.80, 70,548,614.70 and 12,488,744.80 is: 18,733,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,032,409.80 : 70,548,614.70 = 12,488,744.80 : x
  2. Step 2: Convert to fraction form
    47,032,409.80/70,548,614.70 = 12,488,744.80/x
  3. Step 3: Cross multiply
    47,032,409.80x = 70,548,614.70 × 12,488,744.80
  4. Step 4: Simplify right side
    47,032,409.80x = 881,063,644,981,828.62
  5. Step 5: Solve for x
    x = 881,063,644,981,828.62/47,032,409.80
  6. Step 6: Final answer
    x = 18,733,117.20

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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.