Home / 36,371,106-54,557,073.72-12,438,444.24

Finding the Fourth Proportional to 36,371,106, 54,557,073.72 and 12,438,444.24

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Solution

The fourth proportional to 36,371,106, 54,557,073.72 and 12,438,444.24 is: 18,657,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,371,106 : 54,557,073.72 = 12,438,444.24 : x
  2. Step 2: Convert to fraction form
    36,371,106/54,557,073.72 = 12,438,444.24/x
  3. Step 3: Cross multiply
    36,371,106x = 54,557,073.72 × 12,438,444.24
  4. Step 4: Simplify right side
    36,371,106x = 678,605,119,363,789.38
  5. Step 5: Solve for x
    x = 678,605,119,363,789.38/36,371,106
  6. Step 6: Final answer
    x = 18,657,808.19

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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.