Home / 12,406,947.41-18,593,395.61-7,849,838.27

Finding the Fourth Proportional to 12,406,947.41, 18,593,395.61 and 7,849,838.27

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Solution

The fourth proportional to 12,406,947.41, 18,593,395.61 and 7,849,838.27 is: 11,763,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,406,947.41 : 18,593,395.61 = 7,849,838.27 : x
  2. Step 2: Convert to fraction form
    12,406,947.41/18,593,395.61 = 7,849,838.27/x
  3. Step 3: Cross multiply
    12,406,947.41x = 18,593,395.61 × 7,849,838.27
  4. Step 4: Simplify right side
    12,406,947.41x = 145,955,148,470,425.06
  5. Step 5: Solve for x
    x = 145,955,148,470,425.06/12,406,947.41
  6. Step 6: Final answer
    x = 11,763,985.42

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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.