Home / 27,478,399.22-37,918,466.24-15,088,405.90

Finding the Fourth Proportional to 27,478,399.22, 37,918,466.24 and 15,088,405.90

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Solution

The fourth proportional to 27,478,399.22, 37,918,466.24 and 15,088,405.90 is: 20,821,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478,399.22 : 37,918,466.24 = 15,088,405.90 : x
  2. Step 2: Convert to fraction form
    27,478,399.22/37,918,466.24 = 15,088,405.90/x
  3. Step 3: Cross multiply
    27,478,399.22x = 37,918,466.24 × 15,088,405.90
  4. Step 4: Simplify right side
    27,478,399.22x = 572,129,209,564,328.62
  5. Step 5: Solve for x
    x = 572,129,209,564,328.62/27,478,399.22
  6. Step 6: Final answer
    x = 20,821,053.11

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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.