Home / 14,421,952.65-19,902,299.15-7,895,996.60

Finding the Fourth Proportional to 14,421,952.65, 19,902,299.15 and 7,895,996.60

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Solution

The fourth proportional to 14,421,952.65, 19,902,299.15 and 7,895,996.60 is: 10,896,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421,952.65 : 19,902,299.15 = 7,895,996.60 : x
  2. Step 2: Convert to fraction form
    14,421,952.65/19,902,299.15 = 7,895,996.60/x
  3. Step 3: Cross multiply
    14,421,952.65x = 19,902,299.15 × 7,895,996.60
  4. Step 4: Simplify right side
    14,421,952.65x = 157,148,486,281,591.41
  5. Step 5: Solve for x
    x = 157,148,486,281,591.41/14,421,952.65
  6. Step 6: Final answer
    x = 10,896,477.76

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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.