Home / 26,621,948.98-39,827,854.50-20,163,628.66

Finding the Fourth Proportional to 26,621,948.98, 39,827,854.50 and 20,163,628.66

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Solution

The fourth proportional to 26,621,948.98, 39,827,854.50 and 20,163,628.66 is: 30,165,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621,948.98 : 39,827,854.50 = 20,163,628.66 : x
  2. Step 2: Convert to fraction form
    26,621,948.98/39,827,854.50 = 20,163,628.66/x
  3. Step 3: Cross multiply
    26,621,948.98x = 39,827,854.50 × 20,163,628.66
  4. Step 4: Simplify right side
    26,621,948.98x = 803,074,068,462,510
  5. Step 5: Solve for x
    x = 803,074,068,462,510/26,621,948.98
  6. Step 6: Final answer
    x = 30,165,863.10

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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.