Home / 13,304,730.40-19,957,095.60-8,521,761.40

Finding the Fourth Proportional to 13,304,730.40, 19,957,095.60 and 8,521,761.40

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Solution

The fourth proportional to 13,304,730.40, 19,957,095.60 and 8,521,761.40 is: 12,782,642.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,730.40 : 19,957,095.60 = 8,521,761.40 : x
  2. Step 2: Convert to fraction form
    13,304,730.40/19,957,095.60 = 8,521,761.40/x
  3. Step 3: Cross multiply
    13,304,730.40x = 19,957,095.60 × 8,521,761.40
  4. Step 4: Simplify right side
    13,304,730.40x = 170,069,606,940,189.88
  5. Step 5: Solve for x
    x = 170,069,606,940,189.88/13,304,730.40
  6. Step 6: Final answer
    x = 12,782,642.10

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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.