Home / 49,761,016.80-74,641,525.20-49,123,287.60

Finding the Fourth Proportional to 49,761,016.80, 74,641,525.20 and 49,123,287.60

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Solution

The fourth proportional to 49,761,016.80, 74,641,525.20 and 49,123,287.60 is: 73,684,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,761,016.80 : 74,641,525.20 = 49,123,287.60 : x
  2. Step 2: Convert to fraction form
    49,761,016.80/74,641,525.20 = 49,123,287.60/x
  3. Step 3: Cross multiply
    49,761,016.80x = 74,641,525.20 × 49,123,287.60
  4. Step 4: Simplify right side
    49,761,016.80x = 3,666,637,109,302,248
  5. Step 5: Solve for x
    x = 3,666,637,109,302,248/49,761,016.80
  6. Step 6: Final answer
    x = 73,684,931.40

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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.