Home / 40,805,612.70-61,066,701.45-28,051,028.70

Finding the Fourth Proportional to 40,805,612.70, 61,066,701.45 and 28,051,028.70

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Solution

The fourth proportional to 40,805,612.70, 61,066,701.45 and 28,051,028.70 is: 41,979,122.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,805,612.70 : 61,066,701.45 = 28,051,028.70 : x
  2. Step 2: Convert to fraction form
    40,805,612.70/61,066,701.45 = 28,051,028.70/x
  3. Step 3: Cross multiply
    40,805,612.70x = 61,066,701.45 × 28,051,028.70
  4. Step 4: Simplify right side
    40,805,612.70x = 1,712,983,794,988,281.75
  5. Step 5: Solve for x
    x = 1,712,983,794,988,281.75/40,805,612.70
  6. Step 6: Final answer
    x = 41,979,122.03

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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.