Home / 49,884,743.20-74,827,114.80-28,311,008.80

Finding the Fourth Proportional to 49,884,743.20, 74,827,114.80 and 28,311,008.80

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Solution

The fourth proportional to 49,884,743.20, 74,827,114.80 and 28,311,008.80 is: 42,466,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,884,743.20 : 74,827,114.80 = 28,311,008.80 : x
  2. Step 2: Convert to fraction form
    49,884,743.20/74,827,114.80 = 28,311,008.80/x
  3. Step 3: Cross multiply
    49,884,743.20x = 74,827,114.80 × 28,311,008.80
  4. Step 4: Simplify right side
    49,884,743.20x = 2,118,431,105,581,410.25
  5. Step 5: Solve for x
    x = 2,118,431,105,581,410.25/49,884,743.20
  6. Step 6: Final answer
    x = 42,466,513.20

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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.