Home / 8,827,519.80-12,186,971.88-5,732,810.90

Finding the Fourth Proportional to 8,827,519.80, 12,186,971.88 and 5,732,810.90

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Solution

The fourth proportional to 8,827,519.80, 12,186,971.88 and 5,732,810.90 is: 7,914,522.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827,519.80 : 12,186,971.88 = 5,732,810.90 : x
  2. Step 2: Convert to fraction form
    8,827,519.80/12,186,971.88 = 5,732,810.90/x
  3. Step 3: Cross multiply
    8,827,519.80x = 12,186,971.88 × 5,732,810.90
  4. Step 4: Simplify right side
    8,827,519.80x = 69,865,605,231,657.50
  5. Step 5: Solve for x
    x = 69,865,605,231,657.50/8,827,519.80
  6. Step 6: Final answer
    x = 7,914,522.63

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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.