Home / 40,129,336.60-60,194,004.90-28,875,909.40

Finding the Fourth Proportional to 40,129,336.60, 60,194,004.90 and 28,875,909.40

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Solution

The fourth proportional to 40,129,336.60, 60,194,004.90 and 28,875,909.40 is: 43,313,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,129,336.60 : 60,194,004.90 = 28,875,909.40 : x
  2. Step 2: Convert to fraction form
    40,129,336.60/60,194,004.90 = 28,875,909.40/x
  3. Step 3: Cross multiply
    40,129,336.60x = 60,194,004.90 × 28,875,909.40
  4. Step 4: Simplify right side
    40,129,336.60x = 1,738,156,631,915,556
  5. Step 5: Solve for x
    x = 1,738,156,631,915,556/40,129,336.60
  6. Step 6: Final answer
    x = 43,313,864.10

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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.