Home / 11,554,839.76-15,945,483.52-6,398,090.32

Finding the Fourth Proportional to 11,554,839.76, 15,945,483.52 and 6,398,090.32

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Solution

The fourth proportional to 11,554,839.76, 15,945,483.52 and 6,398,090.32 is: 8,829,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554,839.76 : 15,945,483.52 = 6,398,090.32 : x
  2. Step 2: Convert to fraction form
    11,554,839.76/15,945,483.52 = 6,398,090.32/x
  3. Step 3: Cross multiply
    11,554,839.76x = 15,945,483.52 × 6,398,090.32
  4. Step 4: Simplify right side
    11,554,839.76x = 102,020,643,757,031.53
  5. Step 5: Solve for x
    x = 102,020,643,757,031.53/11,554,839.76
  6. Step 6: Final answer
    x = 8,829,256.47

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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.