Home / 13,594,848.57-18,761,386.02-7,399,595.82

Finding the Fourth Proportional to 13,594,848.57, 18,761,386.02 and 7,399,595.82

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Solution

The fourth proportional to 13,594,848.57, 18,761,386.02 and 7,399,595.82 is: 10,211,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,848.57 : 18,761,386.02 = 7,399,595.82 : x
  2. Step 2: Convert to fraction form
    13,594,848.57/18,761,386.02 = 7,399,595.82/x
  3. Step 3: Cross multiply
    13,594,848.57x = 18,761,386.02 × 7,399,595.82
  4. Step 4: Simplify right side
    13,594,848.57x = 138,826,673,570,998.44
  5. Step 5: Solve for x
    x = 138,826,673,570,998.44/13,594,848.57
  6. Step 6: Final answer
    x = 10,211,711.65

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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.