Home / 14,155,006.56-19,533,329.52-7,959,876.96

Finding the Fourth Proportional to 14,155,006.56, 19,533,329.52 and 7,959,876.96

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Solution

The fourth proportional to 14,155,006.56, 19,533,329.52 and 7,959,876.96 is: 10,984,304.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,006.56 : 19,533,329.52 = 7,959,876.96 : x
  2. Step 2: Convert to fraction form
    14,155,006.56/19,533,329.52 = 7,959,876.96/x
  3. Step 3: Cross multiply
    14,155,006.56x = 19,533,329.52 × 7,959,876.96
  4. Step 4: Simplify right side
    14,155,006.56x = 155,482,899,598,335.84
  5. Step 5: Solve for x
    x = 155,482,899,598,335.84/14,155,006.56
  6. Step 6: Final answer
    x = 10,984,304.31

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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.