Home / 40,730,200.80-61,118,920.80-15,173,793.60

Finding the Fourth Proportional to 40,730,200.80, 61,118,920.80 and 15,173,793.60

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Solution

The fourth proportional to 40,730,200.80, 61,118,920.80 and 15,173,793.60 is: 22,769,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,730,200.80 : 61,118,920.80 = 15,173,793.60 : x
  2. Step 2: Convert to fraction form
    40,730,200.80/61,118,920.80 = 15,173,793.60/x
  3. Step 3: Cross multiply
    40,730,200.80x = 61,118,920.80 × 15,173,793.60
  4. Step 4: Simplify right side
    40,730,200.80x = 927,405,889,273,946.75
  5. Step 5: Solve for x
    x = 927,405,889,273,946.75/40,730,200.80
  6. Step 6: Final answer
    x = 22,769,489.74

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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.