Home / 49,673,321.10-74,509,981.65-13,287,327.30

Finding the Fourth Proportional to 49,673,321.10, 74,509,981.65 and 13,287,327.30

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Solution

The fourth proportional to 49,673,321.10, 74,509,981.65 and 13,287,327.30 is: 19,930,990.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,673,321.10 : 74,509,981.65 = 13,287,327.30 : x
  2. Step 2: Convert to fraction form
    49,673,321.10/74,509,981.65 = 13,287,327.30/x
  3. Step 3: Cross multiply
    49,673,321.10x = 74,509,981.65 × 13,287,327.30
  4. Step 4: Simplify right side
    49,673,321.10x = 990,038,513,300,544.12
  5. Step 5: Solve for x
    x = 990,038,513,300,544.12/49,673,321.10
  6. Step 6: Final answer
    x = 19,930,990.95

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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.