Home / 9,680,400.80-14,520,601.20-9,208,008.80

Finding the Fourth Proportional to 9,680,400.80, 14,520,601.20 and 9,208,008.80

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Solution

The fourth proportional to 9,680,400.80, 14,520,601.20 and 9,208,008.80 is: 13,812,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,400.80 : 14,520,601.20 = 9,208,008.80 : x
  2. Step 2: Convert to fraction form
    9,680,400.80/14,520,601.20 = 9,208,008.80/x
  3. Step 3: Cross multiply
    9,680,400.80x = 14,520,601.20 × 9,208,008.80
  4. Step 4: Simplify right side
    9,680,400.80x = 133,705,823,630,890.56
  5. Step 5: Solve for x
    x = 133,705,823,630,890.56/9,680,400.80
  6. Step 6: Final answer
    x = 13,812,013.20

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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.