Home / 7,729,827.57-11,542,688.12-6,312,694.77

Finding the Fourth Proportional to 7,729,827.57, 11,542,688.12 and 6,312,694.77

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Solution

The fourth proportional to 7,729,827.57, 11,542,688.12 and 6,312,694.77 is: 9,426,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,827.57 : 11,542,688.12 = 6,312,694.77 : x
  2. Step 2: Convert to fraction form
    7,729,827.57/11,542,688.12 = 6,312,694.77/x
  3. Step 3: Cross multiply
    7,729,827.57x = 11,542,688.12 × 6,312,694.77
  4. Step 4: Simplify right side
    7,729,827.57x = 72,865,466,942,646.88
  5. Step 5: Solve for x
    x = 72,865,466,942,646.88/7,729,827.57
  6. Step 6: Final answer
    x = 9,426,532.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.