Home / 9,205,970.40-13,808,454.89-2,816,222.72

Finding the Fourth Proportional to 9,205,970.40, 13,808,454.89 and 2,816,222.72

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Solution

The fourth proportional to 9,205,970.40, 13,808,454.89 and 2,816,222.72 is: 4,224,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,970.40 : 13,808,454.89 = 2,816,222.72 : x
  2. Step 2: Convert to fraction form
    9,205,970.40/13,808,454.89 = 2,816,222.72/x
  3. Step 3: Cross multiply
    9,205,970.40x = 13,808,454.89 × 2,816,222.72
  4. Step 4: Simplify right side
    9,205,970.40x = 38,887,684,306,189.71
  5. Step 5: Solve for x
    x = 38,887,684,306,189.71/9,205,970.40
  6. Step 6: Final answer
    x = 4,224,180.90

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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.