Home / 72,772,792.53-100,435,260.05-41,418,465.27

Finding the Fourth Proportional to 72,772,792.53, 100,435,260.05 and 41,418,465.27

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Solution

The fourth proportional to 72,772,792.53, 100,435,260.05 and 41,418,465.27 is: 57,162,494.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,772,792.53 : 100,435,260.05 = 41,418,465.27 : x
  2. Step 2: Convert to fraction form
    72,772,792.53/100,435,260.05 = 41,418,465.27/x
  3. Step 3: Cross multiply
    72,772,792.53x = 100,435,260.05 × 41,418,465.27
  4. Step 4: Simplify right side
    72,772,792.53x = 4,159,874,330,264,343.50
  5. Step 5: Solve for x
    x = 4,159,874,330,264,343.50/72,772,792.53
  6. Step 6: Final answer
    x = 57,162,494.19

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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.