Home / 29,148,459.20-43,722,688.80-8,954,705.60

Finding the Fourth Proportional to 29,148,459.20, 43,722,688.80 and 8,954,705.60

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Solution

The fourth proportional to 29,148,459.20, 43,722,688.80 and 8,954,705.60 is: 13,432,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,148,459.20 : 43,722,688.80 = 8,954,705.60 : x
  2. Step 2: Convert to fraction form
    29,148,459.20/43,722,688.80 = 8,954,705.60/x
  3. Step 3: Cross multiply
    29,148,459.20x = 43,722,688.80 × 8,954,705.60
  4. Step 4: Simplify right side
    29,148,459.20x = 391,523,806,244,417.25
  5. Step 5: Solve for x
    x = 391,523,806,244,417.25/29,148,459.20
  6. Step 6: Final answer
    x = 13,432,058.40

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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.