Home / 54,310,859.10-81,360,000.45-32,681,210.40

Finding the Fourth Proportional to 54,310,859.10, 81,360,000.45 and 32,681,210.40

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Solution

The fourth proportional to 54,310,859.10, 81,360,000.45 and 32,681,210.40 is: 48,957,857.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,859.10 : 81,360,000.45 = 32,681,210.40 : x
  2. Step 2: Convert to fraction form
    54,310,859.10/81,360,000.45 = 32,681,210.40/x
  3. Step 3: Cross multiply
    54,310,859.10x = 81,360,000.45 × 32,681,210.40
  4. Step 4: Simplify right side
    54,310,859.10x = 2,658,943,292,850,544.50
  5. Step 5: Solve for x
    x = 2,658,943,292,850,544.50/54,310,859.10
  6. Step 6: Final answer
    x = 48,957,857.36

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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.