Home / 48,917,435.40-73,376,153.10-20,148,762.60

Finding the Fourth Proportional to 48,917,435.40, 73,376,153.10 and 20,148,762.60

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Solution

The fourth proportional to 48,917,435.40, 73,376,153.10 and 20,148,762.60 is: 30,223,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,917,435.40 : 73,376,153.10 = 20,148,762.60 : x
  2. Step 2: Convert to fraction form
    48,917,435.40/73,376,153.10 = 20,148,762.60/x
  3. Step 3: Cross multiply
    48,917,435.40x = 73,376,153.10 × 20,148,762.60
  4. Step 4: Simplify right side
    48,917,435.40x = 1,478,438,689,313,154
  5. Step 5: Solve for x
    x = 1,478,438,689,313,154/48,917,435.40
  6. Step 6: Final answer
    x = 30,223,143.90

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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.