Home / 14,120,998.80-21,181,498.20-3,885,838.80

Finding the Fourth Proportional to 14,120,998.80, 21,181,498.20 and 3,885,838.80

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Solution

The fourth proportional to 14,120,998.80, 21,181,498.20 and 3,885,838.80 is: 5,828,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120,998.80 : 21,181,498.20 = 3,885,838.80 : x
  2. Step 2: Convert to fraction form
    14,120,998.80/21,181,498.20 = 3,885,838.80/x
  3. Step 3: Cross multiply
    14,120,998.80x = 21,181,498.20 × 3,885,838.80
  4. Step 4: Simplify right side
    14,120,998.80x = 82,307,887,547,690.16
  5. Step 5: Solve for x
    x = 82,307,887,547,690.16/14,120,998.80
  6. Step 6: Final answer
    x = 5,828,758.20

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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.