Home / 8,304,311.40-12,456,467.10-7,547,007.98

Finding the Fourth Proportional to 8,304,311.40, 12,456,467.10 and 7,547,007.98

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Solution

The fourth proportional to 8,304,311.40, 12,456,467.10 and 7,547,007.98 is: 11,320,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,311.40 : 12,456,467.10 = 7,547,007.98 : x
  2. Step 2: Convert to fraction form
    8,304,311.40/12,456,467.10 = 7,547,007.98/x
  3. Step 3: Cross multiply
    8,304,311.40x = 12,456,467.10 × 7,547,007.98
  4. Step 4: Simplify right side
    8,304,311.40x = 94,009,056,544,025.11
  5. Step 5: Solve for x
    x = 94,009,056,544,025.11/8,304,311.40
  6. Step 6: Final answer
    x = 11,320,511.96

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Double scale
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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.