Home / 8,869,384.40-12,239,636.09-5,003,151.12

Finding the Fourth Proportional to 8,869,384.40, 12,239,636.09 and 5,003,151.12

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Solution

The fourth proportional to 8,869,384.40, 12,239,636.09 and 5,003,151.12 is: 6,904,284.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,384.40 : 12,239,636.09 = 5,003,151.12 : x
  2. Step 2: Convert to fraction form
    8,869,384.40/12,239,636.09 = 5,003,151.12/x
  3. Step 3: Cross multiply
    8,869,384.40x = 12,239,636.09 × 5,003,151.12
  4. Step 4: Simplify right side
    8,869,384.40x = 61,236,748,987,060.17
  5. Step 5: Solve for x
    x = 61,236,748,987,060.17/8,869,384.40
  6. Step 6: Final answer
    x = 6,904,284.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.