Home / 14,484,517.02-19,988,659.26-7,958,089.80

Finding the Fourth Proportional to 14,484,517.02, 19,988,659.26 and 7,958,089.80

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Solution

The fourth proportional to 14,484,517.02, 19,988,659.26 and 7,958,089.80 is: 10,982,178.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484,517.02 : 19,988,659.26 = 7,958,089.80 : x
  2. Step 2: Convert to fraction form
    14,484,517.02/19,988,659.26 = 7,958,089.80/x
  3. Step 3: Cross multiply
    14,484,517.02x = 19,988,659.26 × 7,958,089.80
  4. Step 4: Simplify right side
    14,484,517.02x = 159,071,545,372,681.56
  5. Step 5: Solve for x
    x = 159,071,545,372,681.56/14,484,517.02
  6. Step 6: Final answer
    x = 10,982,178.08

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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.