Home / 15,974,421.60-23,961,632.40-12,148,046.40

Finding the Fourth Proportional to 15,974,421.60, 23,961,632.40 and 12,148,046.40

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Solution

The fourth proportional to 15,974,421.60, 23,961,632.40 and 12,148,046.40 is: 18,222,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,421.60 : 23,961,632.40 = 12,148,046.40 : x
  2. Step 2: Convert to fraction form
    15,974,421.60/23,961,632.40 = 12,148,046.40/x
  3. Step 3: Cross multiply
    15,974,421.60x = 23,961,632.40 × 12,148,046.40
  4. Step 4: Simplify right side
    15,974,421.60x = 291,087,022,214,943.38
  5. Step 5: Solve for x
    x = 291,087,022,214,943.38/15,974,421.60
  6. Step 6: Final answer
    x = 18,222,069.60

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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.