Home / 8,974,280.57-13,461,694.69-3,509,157.11

Finding the Fourth Proportional to 8,974,280.57, 13,461,694.69 and 3,509,157.11

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Solution

The fourth proportional to 8,974,280.57, 13,461,694.69 and 3,509,157.11 is: 5,263,842.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974,280.57 : 13,461,694.69 = 3,509,157.11 : x
  2. Step 2: Convert to fraction form
    8,974,280.57/13,461,694.69 = 3,509,157.11/x
  3. Step 3: Cross multiply
    8,974,280.57x = 13,461,694.69 × 3,509,157.11
  4. Step 4: Simplify right side
    8,974,280.57x = 47,239,201,634,062.74
  5. Step 5: Solve for x
    x = 47,239,201,634,062.74/8,974,280.57
  6. Step 6: Final answer
    x = 5,263,842.74

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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.