Home / 8,607,983.50-12,916,109.04-5,368,689.64

Finding the Fourth Proportional to 8,607,983.50, 12,916,109.04 and 5,368,689.64

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Solution

The fourth proportional to 8,607,983.50, 12,916,109.04 and 5,368,689.64 is: 8,055,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,607,983.50 : 12,916,109.04 = 5,368,689.64 : x
  2. Step 2: Convert to fraction form
    8,607,983.50/12,916,109.04 = 5,368,689.64/x
  3. Step 3: Cross multiply
    8,607,983.50x = 12,916,109.04 × 5,368,689.64
  4. Step 4: Simplify right side
    8,607,983.50x = 69,342,580,792,158.34
  5. Step 5: Solve for x
    x = 69,342,580,792,158.34/8,607,983.50
  6. Step 6: Final answer
    x = 8,055,612.65

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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.