Home / 14,421,944.21-19,902,287.49-7,895,988.15

Finding the Fourth Proportional to 14,421,944.21, 19,902,287.49 and 7,895,988.15

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Solution

The fourth proportional to 14,421,944.21, 19,902,287.49 and 7,895,988.15 is: 10,896,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421,944.21 : 19,902,287.49 = 7,895,988.15 : x
  2. Step 2: Convert to fraction form
    14,421,944.21/19,902,287.49 = 7,895,988.15/x
  3. Step 3: Cross multiply
    14,421,944.21x = 19,902,287.49 × 7,895,988.15
  4. Step 4: Simplify right side
    14,421,944.21x = 157,148,226,074,689.69
  5. Step 5: Solve for x
    x = 157,148,226,074,689.69/14,421,944.21
  6. Step 6: Final answer
    x = 10,896,466.10

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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.