Home / 79,607,397.14-109,862,729.49-47,827,287.41

Finding the Fourth Proportional to 79,607,397.14, 109,862,729.49 and 47,827,287.41

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Solution

The fourth proportional to 79,607,397.14, 109,862,729.49 and 47,827,287.41 is: 66,004,373.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,607,397.14 : 109,862,729.49 = 47,827,287.41 : x
  2. Step 2: Convert to fraction form
    79,607,397.14/109,862,729.49 = 47,827,287.41/x
  3. Step 3: Cross multiply
    79,607,397.14x = 109,862,729.49 × 47,827,287.41
  4. Step 4: Simplify right side
    79,607,397.14x = 5,254,436,338,595,352
  5. Step 5: Solve for x
    x = 5,254,436,338,595,352/79,607,397.14
  6. Step 6: Final answer
    x = 66,004,373.05

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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.