Home / 13,252,923.20-19,872,386.40-5,671,323.20

Finding the Fourth Proportional to 13,252,923.20, 19,872,386.40 and 5,671,323.20

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Solution

The fourth proportional to 13,252,923.20, 19,872,386.40 and 5,671,323.20 is: 8,503,989.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252,923.20 : 19,872,386.40 = 5,671,323.20 : x
  2. Step 2: Convert to fraction form
    13,252,923.20/19,872,386.40 = 5,671,323.20/x
  3. Step 3: Cross multiply
    13,252,923.20x = 19,872,386.40 × 5,671,323.20
  4. Step 4: Simplify right side
    13,252,923.20x = 112,702,726,029,684.47
  5. Step 5: Solve for x
    x = 112,702,726,029,684.47/13,252,923.20
  6. Step 6: Final answer
    x = 8,503,989.97

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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.