Home / 13,486,952.40-20,230,428.60-9,182,280.30

Finding the Fourth Proportional to 13,486,952.40, 20,230,428.60 and 9,182,280.30

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Solution

The fourth proportional to 13,486,952.40, 20,230,428.60 and 9,182,280.30 is: 13,773,420.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,952.40 : 20,230,428.60 = 9,182,280.30 : x
  2. Step 2: Convert to fraction form
    13,486,952.40/20,230,428.60 = 9,182,280.30/x
  3. Step 3: Cross multiply
    13,486,952.40x = 20,230,428.60 × 9,182,280.30
  4. Step 4: Simplify right side
    13,486,952.40x = 185,761,465,994,336.59
  5. Step 5: Solve for x
    x = 185,761,465,994,336.59/13,486,952.40
  6. Step 6: Final answer
    x = 13,773,420.45

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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.