Home / 14,500,510.88-20,010,281.82-7,974,133.52

Finding the Fourth Proportional to 14,500,510.88, 20,010,281.82 and 7,974,133.52

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Solution

The fourth proportional to 14,500,510.88, 20,010,281.82 and 7,974,133.52 is: 11,004,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500,510.88 : 20,010,281.82 = 7,974,133.52 : x
  2. Step 2: Convert to fraction form
    14,500,510.88/20,010,281.82 = 7,974,133.52/x
  3. Step 3: Cross multiply
    14,500,510.88x = 20,010,281.82 × 7,974,133.52
  4. Step 4: Simplify right side
    14,500,510.88x = 159,564,659,005,508.59
  5. Step 5: Solve for x
    x = 159,564,659,005,508.59/14,500,510.88
  6. Step 6: Final answer
    x = 11,004,071.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.