Home / 7,690,886.80-11,535,455.40-2,011,685.20

Finding the Fourth Proportional to 7,690,886.80, 11,535,455.40 and 2,011,685.20

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Solution

The fourth proportional to 7,690,886.80, 11,535,455.40 and 2,011,685.20 is: 3,017,298.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690,886.80 : 11,535,455.40 = 2,011,685.20 : x
  2. Step 2: Convert to fraction form
    7,690,886.80/11,535,455.40 = 2,011,685.20/x
  3. Step 3: Cross multiply
    7,690,886.80x = 11,535,455.40 × 2,011,685.20
  4. Step 4: Simplify right side
    7,690,886.80x = 23,205,704,903,440.08
  5. Step 5: Solve for x
    x = 23,205,704,903,440.08/7,690,886.80
  6. Step 6: Final answer
    x = 3,017,298.98

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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.