Home / 52,653,670.80-78,949,013.40-27,144,502.80

Finding the Fourth Proportional to 52,653,670.80, 78,949,013.40 and 27,144,502.80

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Solution

The fourth proportional to 52,653,670.80, 78,949,013.40 and 27,144,502.80 is: 40,700,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,653,670.80 : 78,949,013.40 = 27,144,502.80 : x
  2. Step 2: Convert to fraction form
    52,653,670.80/78,949,013.40 = 27,144,502.80/x
  3. Step 3: Cross multiply
    52,653,670.80x = 78,949,013.40 × 27,144,502.80
  4. Step 4: Simplify right side
    52,653,670.80x = 2,143,031,715,293,537.75
  5. Step 5: Solve for x
    x = 2,143,031,715,293,537.75/52,653,670.80
  6. Step 6: Final answer
    x = 40,700,518.74

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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.