Home / 25,549,340.80-38,352,004.80-15,975,529.60

Finding the Fourth Proportional to 25,549,340.80, 38,352,004.80 and 15,975,529.60

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Solution

The fourth proportional to 25,549,340.80, 38,352,004.80 and 15,975,529.60 is: 23,980,798.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,549,340.80 : 38,352,004.80 = 15,975,529.60 : x
  2. Step 2: Convert to fraction form
    25,549,340.80/38,352,004.80 = 15,975,529.60/x
  3. Step 3: Cross multiply
    25,549,340.80x = 38,352,004.80 × 15,975,529.60
  4. Step 4: Simplify right side
    25,549,340.80x = 612,693,587,901,742
  5. Step 5: Solve for x
    x = 612,693,587,901,742/25,549,340.80
  6. Step 6: Final answer
    x = 23,980,798.28

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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.