Home / 13,280,056.60-19,920,084.90-9,668,882.20

Finding the Fourth Proportional to 13,280,056.60, 19,920,084.90 and 9,668,882.20

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Solution

The fourth proportional to 13,280,056.60, 19,920,084.90 and 9,668,882.20 is: 14,503,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,056.60 : 19,920,084.90 = 9,668,882.20 : x
  2. Step 2: Convert to fraction form
    13,280,056.60/19,920,084.90 = 9,668,882.20/x
  3. Step 3: Cross multiply
    13,280,056.60x = 19,920,084.90 × 9,668,882.20
  4. Step 4: Simplify right side
    13,280,056.60x = 192,604,954,312,098.75
  5. Step 5: Solve for x
    x = 192,604,954,312,098.75/13,280,056.60
  6. Step 6: Final answer
    x = 14,503,323.30

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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.