Home / 11,555,139.26-15,946,088.55-6,398,499.44

Finding the Fourth Proportional to 11,555,139.26, 15,946,088.55 and 6,398,499.44

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Solution

The fourth proportional to 11,555,139.26, 15,946,088.55 and 6,398,499.44 is: 8,829,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,139.26 : 15,946,088.55 = 6,398,499.44 : x
  2. Step 2: Convert to fraction form
    11,555,139.26/15,946,088.55 = 6,398,499.44/x
  3. Step 3: Cross multiply
    11,555,139.26x = 15,946,088.55 × 6,398,499.44
  4. Step 4: Simplify right side
    11,555,139.26x = 102,031,038,657,365.42
  5. Step 5: Solve for x
    x = 102,031,038,657,365.42/11,555,139.26
  6. Step 6: Final answer
    x = 8,829,927.22

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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.