Home / 13,785,877.98-20,679,594.66-4,201,569.18

Finding the Fourth Proportional to 13,785,877.98, 20,679,594.66 and 4,201,569.18

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Solution

The fourth proportional to 13,785,877.98, 20,679,594.66 and 4,201,569.18 is: 6,302,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,877.98 : 20,679,594.66 = 4,201,569.18 : x
  2. Step 2: Convert to fraction form
    13,785,877.98/20,679,594.66 = 4,201,569.18/x
  3. Step 3: Cross multiply
    13,785,877.98x = 20,679,594.66 × 4,201,569.18
  4. Step 4: Simplify right side
    13,785,877.98x = 86,886,747,578,348.58
  5. Step 5: Solve for x
    x = 86,886,747,578,348.58/13,785,877.98
  6. Step 6: Final answer
    x = 6,302,590.79

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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.