Home / 10,196,971.47-15,295,389.17-4,131,613.71

Finding the Fourth Proportional to 10,196,971.47, 15,295,389.17 and 4,131,613.71

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Solution

The fourth proportional to 10,196,971.47, 15,295,389.17 and 4,131,613.71 is: 6,197,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,196,971.47 : 15,295,389.17 = 4,131,613.71 : x
  2. Step 2: Convert to fraction form
    10,196,971.47/15,295,389.17 = 4,131,613.71/x
  3. Step 3: Cross multiply
    10,196,971.47x = 15,295,389.17 × 4,131,613.71
  4. Step 4: Simplify right side
    10,196,971.47x = 63,194,639,573,899.45
  5. Step 5: Solve for x
    x = 63,194,639,573,899.45/10,196,971.47
  6. Step 6: Final answer
    x = 6,197,393.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.