Home / 69,874,948.80-104,812,423.20-39,263,947.20

Finding the Fourth Proportional to 69,874,948.80, 104,812,423.20 and 39,263,947.20

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Solution

The fourth proportional to 69,874,948.80, 104,812,423.20 and 39,263,947.20 is: 58,895,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,874,948.80 : 104,812,423.20 = 39,263,947.20 : x
  2. Step 2: Convert to fraction form
    69,874,948.80/104,812,423.20 = 39,263,947.20/x
  3. Step 3: Cross multiply
    69,874,948.80x = 104,812,423.20 × 39,263,947.20
  4. Step 4: Simplify right side
    69,874,948.80x = 4,115,349,450,428,855.50
  5. Step 5: Solve for x
    x = 4,115,349,450,428,855.50/69,874,948.80
  6. Step 6: Final answer
    x = 58,895,920.80

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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.