Home / 16,991,747.80-25,445,631.30-11,281,053.40

Finding the Fourth Proportional to 16,991,747.80, 25,445,631.30 and 11,281,053.40

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Solution

The fourth proportional to 16,991,747.80, 25,445,631.30 and 11,281,053.40 is: 16,893,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,991,747.80 : 25,445,631.30 = 11,281,053.40 : x
  2. Step 2: Convert to fraction form
    16,991,747.80/25,445,631.30 = 11,281,053.40/x
  3. Step 3: Cross multiply
    16,991,747.80x = 25,445,631.30 × 11,281,053.40
  4. Step 4: Simplify right side
    16,991,747.80x = 287,053,525,492,011.44
  5. Step 5: Solve for x
    x = 287,053,525,492,011.44/16,991,747.80
  6. Step 6: Final answer
    x = 16,893,702.10

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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.