Home / 14,890,687.80-22,336,031.70-9,788,854.20

Finding the Fourth Proportional to 14,890,687.80, 22,336,031.70 and 9,788,854.20

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Solution

The fourth proportional to 14,890,687.80, 22,336,031.70 and 9,788,854.20 is: 14,683,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,687.80 : 22,336,031.70 = 9,788,854.20 : x
  2. Step 2: Convert to fraction form
    14,890,687.80/22,336,031.70 = 9,788,854.20/x
  3. Step 3: Cross multiply
    14,890,687.80x = 22,336,031.70 × 9,788,854.20
  4. Step 4: Simplify right side
    14,890,687.80x = 218,644,157,717,878.12
  5. Step 5: Solve for x
    x = 218,644,157,717,878.12/14,890,687.80
  6. Step 6: Final answer
    x = 14,683,281.30

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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.