Home / 9,680,020.20-14,520,030.30-8,168,365.80

Finding the Fourth Proportional to 9,680,020.20, 14,520,030.30 and 8,168,365.80

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Solution

The fourth proportional to 9,680,020.20, 14,520,030.30 and 8,168,365.80 is: 12,252,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,020.20 : 14,520,030.30 = 8,168,365.80 : x
  2. Step 2: Convert to fraction form
    9,680,020.20/14,520,030.30 = 8,168,365.80/x
  3. Step 3: Cross multiply
    9,680,020.20x = 14,520,030.30 × 8,168,365.80
  4. Step 4: Simplify right side
    9,680,020.20x = 118,604,918,917,483.75
  5. Step 5: Solve for x
    x = 118,604,918,917,483.75/9,680,020.20
  6. Step 6: Final answer
    x = 12,252,548.70

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Similar ratio
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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.