Home / 52,653,666.80-78,949,007.40-27,144,498.80

Finding the Fourth Proportional to 52,653,666.80, 78,949,007.40 and 27,144,498.80

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Solution

The fourth proportional to 52,653,666.80, 78,949,007.40 and 27,144,498.80 is: 40,700,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,653,666.80 : 78,949,007.40 = 27,144,498.80 : x
  2. Step 2: Convert to fraction form
    52,653,666.80/78,949,007.40 = 27,144,498.80/x
  3. Step 3: Cross multiply
    52,653,666.80x = 78,949,007.40 × 27,144,498.80
  4. Step 4: Simplify right side
    52,653,666.80x = 2,143,031,236,630,491.25
  5. Step 5: Solve for x
    x = 2,143,031,236,630,491.25/52,653,666.80
  6. Step 6: Final answer
    x = 40,700,512.74

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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.