Home / 12,703,566.44-19,044,637.46-5,509,681.90

Finding the Fourth Proportional to 12,703,566.44, 19,044,637.46 and 5,509,681.90

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Solution

The fourth proportional to 12,703,566.44, 19,044,637.46 and 5,509,681.90 is: 8,259,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,566.44 : 19,044,637.46 = 5,509,681.90 : x
  2. Step 2: Convert to fraction form
    12,703,566.44/19,044,637.46 = 5,509,681.90/x
  3. Step 3: Cross multiply
    12,703,566.44x = 19,044,637.46 × 5,509,681.90
  4. Step 4: Simplify right side
    12,703,566.44x = 104,929,894,305,423.98
  5. Step 5: Solve for x
    x = 104,929,894,305,423.98/12,703,566.44
  6. Step 6: Final answer
    x = 8,259,876.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.