Home / 14,781,928.60-22,177,040.10-7,209,141.40

Finding the Fourth Proportional to 14,781,928.60, 22,177,040.10 and 7,209,141.40

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Solution

The fourth proportional to 14,781,928.60, 22,177,040.10 and 7,209,141.40 is: 10,815,734.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781,928.60 : 22,177,040.10 = 7,209,141.40 : x
  2. Step 2: Convert to fraction form
    14,781,928.60/22,177,040.10 = 7,209,141.40/x
  3. Step 3: Cross multiply
    14,781,928.60x = 22,177,040.10 × 7,209,141.40
  4. Step 4: Simplify right side
    14,781,928.60x = 159,877,417,914,370.16
  5. Step 5: Solve for x
    x = 159,877,417,914,370.16/14,781,928.60
  6. Step 6: Final answer
    x = 10,815,734.69

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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.