Home / 11,555,239.83-15,946,034.90-6,398,490.66

Finding the Fourth Proportional to 11,555,239.83, 15,946,034.90 and 6,398,490.66

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Solution

The fourth proportional to 11,555,239.83, 15,946,034.90 and 6,398,490.66 is: 8,829,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,239.83 : 15,946,034.90 = 6,398,490.66 : x
  2. Step 2: Convert to fraction form
    11,555,239.83/15,946,034.90 = 6,398,490.66/x
  3. Step 3: Cross multiply
    11,555,239.83x = 15,946,034.90 × 6,398,490.66
  4. Step 4: Simplify right side
    11,555,239.83x = 102,030,555,423,574.47
  5. Step 5: Solve for x
    x = 102,030,555,423,574.47/11,555,239.83
  6. Step 6: Final answer
    x = 8,829,808.55

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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.