Home / 8,900,387.76-12,282,776.64-5,033,487.36

Finding the Fourth Proportional to 8,900,387.76, 12,282,776.64 and 5,033,487.36

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Solution

The fourth proportional to 8,900,387.76, 12,282,776.64 and 5,033,487.36 is: 6,946,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900,387.76 : 12,282,776.64 = 5,033,487.36 : x
  2. Step 2: Convert to fraction form
    8,900,387.76/12,282,776.64 = 5,033,487.36/x
  3. Step 3: Cross multiply
    8,900,387.76x = 12,282,776.64 × 5,033,487.36
  4. Step 4: Simplify right side
    8,900,387.76x = 61,825,200,963,143.28
  5. Step 5: Solve for x
    x = 61,825,200,963,143.28/8,900,387.76
  6. Step 6: Final answer
    x = 6,946,349.15

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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.