Home / 60,620,157.02-90,866,722.89-28,245,359.90

Finding the Fourth Proportional to 60,620,157.02, 90,866,722.89 and 28,245,359.90

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Solution

The fourth proportional to 60,620,157.02, 90,866,722.89 and 28,245,359.90 is: 42,338,446.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,620,157.02 : 90,866,722.89 = 28,245,359.90 : x
  2. Step 2: Convert to fraction form
    60,620,157.02/90,866,722.89 = 28,245,359.90/x
  3. Step 3: Cross multiply
    60,620,157.02x = 90,866,722.89 × 28,245,359.90
  4. Step 4: Simplify right side
    60,620,157.02x = 2,566,563,290,961,618
  5. Step 5: Solve for x
    x = 2,566,563,290,961,618/60,620,157.02
  6. Step 6: Final answer
    x = 42,338,446.77

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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.