Home / 15,360,587.60-23,040,881.40-12,474,136.40

Finding the Fourth Proportional to 15,360,587.60, 23,040,881.40 and 12,474,136.40

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Solution

The fourth proportional to 15,360,587.60, 23,040,881.40 and 12,474,136.40 is: 18,711,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360,587.60 : 23,040,881.40 = 12,474,136.40 : x
  2. Step 2: Convert to fraction form
    15,360,587.60/23,040,881.40 = 12,474,136.40/x
  3. Step 3: Cross multiply
    15,360,587.60x = 23,040,881.40 × 12,474,136.40
  4. Step 4: Simplify right side
    15,360,587.60x = 287,415,097,359,822.94
  5. Step 5: Solve for x
    x = 287,415,097,359,822.94/15,360,587.60
  6. Step 6: Final answer
    x = 18,711,204.60

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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.