Home / 74,842,077.48-103,282,066.02-40,503,261.48

Finding the Fourth Proportional to 74,842,077.48, 103,282,066.02 and 40,503,261.48

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Solution

The fourth proportional to 74,842,077.48, 103,282,066.02 and 40,503,261.48 is: 55,894,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,842,077.48 : 103,282,066.02 = 40,503,261.48 : x
  2. Step 2: Convert to fraction form
    74,842,077.48/103,282,066.02 = 40,503,261.48/x
  3. Step 3: Cross multiply
    74,842,077.48x = 103,282,066.02 × 40,503,261.48
  4. Step 4: Simplify right side
    74,842,077.48x = 4,183,260,526,202,682.50
  5. Step 5: Solve for x
    x = 4,183,260,526,202,682.50/74,842,077.48
  6. Step 6: Final answer
    x = 55,894,500.35

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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.