Home / 52,832,718.90-79,256,952.72-18,751,210.74

Finding the Fourth Proportional to 52,832,718.90, 79,256,952.72 and 18,751,210.74

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Solution

The fourth proportional to 52,832,718.90, 79,256,952.72 and 18,751,210.74 is: 28,129,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,832,718.90 : 79,256,952.72 = 18,751,210.74 : x
  2. Step 2: Convert to fraction form
    52,832,718.90/79,256,952.72 = 18,751,210.74/x
  3. Step 3: Cross multiply
    52,832,718.90x = 79,256,952.72 × 18,751,210.74
  4. Step 4: Simplify right side
    52,832,718.90x = 1,486,163,823,062,936
  5. Step 5: Solve for x
    x = 1,486,163,823,062,936/52,832,718.90
  6. Step 6: Final answer
    x = 28,129,610.85

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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.