Home / 15,172,407.80-22,758,611.70-15,077,929.40

Finding the Fourth Proportional to 15,172,407.80, 22,758,611.70 and 15,077,929.40

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Solution

The fourth proportional to 15,172,407.80, 22,758,611.70 and 15,077,929.40 is: 22,616,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172,407.80 : 22,758,611.70 = 15,077,929.40 : x
  2. Step 2: Convert to fraction form
    15,172,407.80/22,758,611.70 = 15,077,929.40/x
  3. Step 3: Cross multiply
    15,172,407.80x = 22,758,611.70 × 15,077,929.40
  4. Step 4: Simplify right side
    15,172,407.80x = 343,152,740,454,614
  5. Step 5: Solve for x
    x = 343,152,740,454,614/15,172,407.80
  6. Step 6: Final answer
    x = 22,616,894.10

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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.