Home / 12,244,953.60-18,374,428.80-4,677,350.40

Finding the Fourth Proportional to 12,244,953.60, 18,374,428.80 and 4,677,350.40

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Solution

The fourth proportional to 12,244,953.60, 18,374,428.80 and 4,677,350.40 is: 7,018,698.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244,953.60 : 18,374,428.80 = 4,677,350.40 : x
  2. Step 2: Convert to fraction form
    12,244,953.60/18,374,428.80 = 4,677,350.40/x
  3. Step 3: Cross multiply
    12,244,953.60x = 18,374,428.80 × 4,677,350.40
  4. Step 4: Simplify right side
    12,244,953.60x = 85,943,641,897,451.53
  5. Step 5: Solve for x
    x = 85,943,641,897,451.53/12,244,953.60
  6. Step 6: Final answer
    x = 7,018,698.86

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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.