Home / 73,074,144.14-100,842,303.85-40,035,565.22

Finding the Fourth Proportional to 73,074,144.14, 100,842,303.85 and 40,035,565.22

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Solution

The fourth proportional to 73,074,144.14, 100,842,303.85 and 40,035,565.22 is: 55,249,071.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,074,144.14 : 100,842,303.85 = 40,035,565.22 : x
  2. Step 2: Convert to fraction form
    73,074,144.14/100,842,303.85 = 40,035,565.22/x
  3. Step 3: Cross multiply
    73,074,144.14x = 100,842,303.85 × 40,035,565.22
  4. Step 4: Simplify right side
    73,074,144.14x = 4,037,278,632,117,432
  5. Step 5: Solve for x
    x = 4,037,278,632,117,432/73,074,144.14
  6. Step 6: Final answer
    x = 55,249,071.75

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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.