Home / 9,073,208.40-13,570,446.60-8,120,551.20

Finding the Fourth Proportional to 9,073,208.40, 13,570,446.60 and 8,120,551.20

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Solution

The fourth proportional to 9,073,208.40, 13,570,446.60 and 8,120,551.20 is: 12,145,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073,208.40 : 13,570,446.60 = 8,120,551.20 : x
  2. Step 2: Convert to fraction form
    9,073,208.40/13,570,446.60 = 8,120,551.20/x
  3. Step 3: Cross multiply
    9,073,208.40x = 13,570,446.60 × 8,120,551.20
  4. Step 4: Simplify right side
    9,073,208.40x = 110,199,506,422,165.92
  5. Step 5: Solve for x
    x = 110,199,506,422,165.92/9,073,208.40
  6. Step 6: Final answer
    x = 12,145,594.10

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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.