Home / 79,397,287.40-119,095,931.10-39,086,503.40

Finding the Fourth Proportional to 79,397,287.40, 119,095,931.10 and 39,086,503.40

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Solution

The fourth proportional to 79,397,287.40, 119,095,931.10 and 39,086,503.40 is: 58,629,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,397,287.40 : 119,095,931.10 = 39,086,503.40 : x
  2. Step 2: Convert to fraction form
    79,397,287.40/119,095,931.10 = 39,086,503.40/x
  3. Step 3: Cross multiply
    79,397,287.40x = 119,095,931.10 × 39,086,503.40
  4. Step 4: Simplify right side
    79,397,287.40x = 4,655,043,515,866,315
  5. Step 5: Solve for x
    x = 4,655,043,515,866,315/79,397,287.40
  6. Step 6: Final answer
    x = 58,629,755.10

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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.