Home / 36,658,756.56-54,995,215.86-13,937,887.20

Finding the Fourth Proportional to 36,658,756.56, 54,995,215.86 and 13,937,887.20

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Solution

The fourth proportional to 36,658,756.56, 54,995,215.86 and 13,937,887.20 is: 20,909,523.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,658,756.56 : 54,995,215.86 = 13,937,887.20 : x
  2. Step 2: Convert to fraction form
    36,658,756.56/54,995,215.86 = 13,937,887.20/x
  3. Step 3: Cross multiply
    36,658,756.56x = 54,995,215.86 × 13,937,887.20
  4. Step 4: Simplify right side
    36,658,756.56x = 766,517,115,196,331
  5. Step 5: Solve for x
    x = 766,517,115,196,331/36,658,756.56
  6. Step 6: Final answer
    x = 20,909,523.05

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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.