Home / 9,892,203.20-14,838,304.80-8,915,926.40

Finding the Fourth Proportional to 9,892,203.20, 14,838,304.80 and 8,915,926.40

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Solution

The fourth proportional to 9,892,203.20, 14,838,304.80 and 8,915,926.40 is: 13,373,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,892,203.20 : 14,838,304.80 = 8,915,926.40 : x
  2. Step 2: Convert to fraction form
    9,892,203.20/14,838,304.80 = 8,915,926.40/x
  3. Step 3: Cross multiply
    9,892,203.20x = 14,838,304.80 × 8,915,926.40
  4. Step 4: Simplify right side
    9,892,203.20x = 132,297,233,497,566.73
  5. Step 5: Solve for x
    x = 132,297,233,497,566.73/9,892,203.20
  6. Step 6: Final answer
    x = 13,373,889.60

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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.