Home / 13,565,538.90-20,348,308.35-9,260,866.80

Finding the Fourth Proportional to 13,565,538.90, 20,348,308.35 and 9,260,866.80

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Solution

The fourth proportional to 13,565,538.90, 20,348,308.35 and 9,260,866.80 is: 13,891,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,538.90 : 20,348,308.35 = 9,260,866.80 : x
  2. Step 2: Convert to fraction form
    13,565,538.90/20,348,308.35 = 9,260,866.80/x
  3. Step 3: Cross multiply
    13,565,538.90x = 20,348,308.35 × 9,260,866.80
  4. Step 4: Simplify right side
    13,565,538.90x = 188,442,973,234,677.81
  5. Step 5: Solve for x
    x = 188,442,973,234,677.81/13,565,538.90
  6. Step 6: Final answer
    x = 13,891,300.20

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1.5x scale

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.