Home / 20,070,310.02-27,697,027.86-10,902,952.77

Finding the Fourth Proportional to 20,070,310.02, 27,697,027.86 and 10,902,952.77

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Solution

The fourth proportional to 20,070,310.02, 27,697,027.86 and 10,902,952.77 is: 15,046,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070,310.02 : 27,697,027.86 = 10,902,952.77 : x
  2. Step 2: Convert to fraction form
    20,070,310.02/27,697,027.86 = 10,902,952.77/x
  3. Step 3: Cross multiply
    20,070,310.02x = 27,697,027.86 × 10,902,952.77
  4. Step 4: Simplify right side
    20,070,310.02x = 301,979,386,626,954.12
  5. Step 5: Solve for x
    x = 301,979,386,626,954.12/20,070,310.02
  6. Step 6: Final answer
    x = 15,046,074.84

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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.