Home / 12,384,479.44-18,569,359.95-4,708,686.14

Finding the Fourth Proportional to 12,384,479.44, 18,569,359.95 and 4,708,686.14

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Solution

The fourth proportional to 12,384,479.44, 18,569,359.95 and 4,708,686.14 is: 7,060,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,479.44 : 18,569,359.95 = 4,708,686.14 : x
  2. Step 2: Convert to fraction form
    12,384,479.44/18,569,359.95 = 4,708,686.14/x
  3. Step 3: Cross multiply
    12,384,479.44x = 18,569,359.95 × 4,708,686.14
  4. Step 4: Simplify right side
    12,384,479.44x = 87,437,287,848,116.06
  5. Step 5: Solve for x
    x = 87,437,287,848,116.06/12,384,479.44
  6. Step 6: Final answer
    x = 7,060,231.18

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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.