Home / 9,155,285.80-13,732,928.70-5,124,207.40

Finding the Fourth Proportional to 9,155,285.80, 13,732,928.70 and 5,124,207.40

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Solution

The fourth proportional to 9,155,285.80, 13,732,928.70 and 5,124,207.40 is: 7,686,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155,285.80 : 13,732,928.70 = 5,124,207.40 : x
  2. Step 2: Convert to fraction form
    9,155,285.80/13,732,928.70 = 5,124,207.40/x
  3. Step 3: Cross multiply
    9,155,285.80x = 13,732,928.70 × 5,124,207.40
  4. Step 4: Simplify right side
    9,155,285.80x = 70,370,374,868,212.38
  5. Step 5: Solve for x
    x = 70,370,374,868,212.38/9,155,285.80
  6. Step 6: Final answer
    x = 7,686,311.10

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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.