Home / 74,416,155-111,639,132.57-41,673,287.42

Finding the Fourth Proportional to 74,416,155, 111,639,132.57 and 41,673,287.42

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Solution

The fourth proportional to 74,416,155, 111,639,132.57 and 41,673,287.42 is: 62,518,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,416,155 : 111,639,132.57 = 41,673,287.42 : x
  2. Step 2: Convert to fraction form
    74,416,155/111,639,132.57 = 41,673,287.42/x
  3. Step 3: Cross multiply
    74,416,155x = 111,639,132.57 × 41,673,287.42
  4. Step 4: Simplify right side
    74,416,155x = 4,652,369,658,350,897
  5. Step 5: Solve for x
    x = 4,652,369,658,350,897/74,416,155
  6. Step 6: Final answer
    x = 62,518,275.21

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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.