Home / 85,292,503.02-127,939,129.14-27,000,467.28

Finding the Fourth Proportional to 85,292,503.02, 127,939,129.14 and 27,000,467.28

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Solution

The fourth proportional to 85,292,503.02, 127,939,129.14 and 27,000,467.28 is: 40,500,819.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,292,503.02 : 127,939,129.14 = 27,000,467.28 : x
  2. Step 2: Convert to fraction form
    85,292,503.02/127,939,129.14 = 27,000,467.28/x
  3. Step 3: Cross multiply
    85,292,503.02x = 127,939,129.14 × 27,000,467.28
  4. Step 4: Simplify right side
    85,292,503.02x = 3,454,416,270,176,264.50
  5. Step 5: Solve for x
    x = 3,454,416,270,176,264.50/85,292,503.02
  6. Step 6: Final answer
    x = 40,500,819.51

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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.