Home / 14,365,522.05-19,824,842.10-7,839,572.70

Finding the Fourth Proportional to 14,365,522.05, 19,824,842.10 and 7,839,572.70

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Solution

The fourth proportional to 14,365,522.05, 19,824,842.10 and 7,839,572.70 is: 10,818,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,522.05 : 19,824,842.10 = 7,839,572.70 : x
  2. Step 2: Convert to fraction form
    14,365,522.05/19,824,842.10 = 7,839,572.70/x
  3. Step 3: Cross multiply
    14,365,522.05x = 19,824,842.10 × 7,839,572.70
  4. Step 4: Simplify right side
    14,365,522.05x = 155,418,290,908,970.69
  5. Step 5: Solve for x
    x = 155,418,290,908,970.69/14,365,522.05
  6. Step 6: Final answer
    x = 10,818,840.44

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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.