Home / 21,853,011.20-32,771,821.59-7,275,972.96

Finding the Fourth Proportional to 21,853,011.20, 32,771,821.59 and 7,275,972.96

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Solution

The fourth proportional to 21,853,011.20, 32,771,821.59 and 7,275,972.96 is: 10,911,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,011.20 : 32,771,821.59 = 7,275,972.96 : x
  2. Step 2: Convert to fraction form
    21,853,011.20/32,771,821.59 = 7,275,972.96/x
  3. Step 3: Cross multiply
    21,853,011.20x = 32,771,821.59 × 7,275,972.96
  4. Step 4: Simplify right side
    21,853,011.20x = 238,446,887,738,784.22
  5. Step 5: Solve for x
    x = 238,446,887,738,784.22/21,853,011.20
  6. Step 6: Final answer
    x = 10,911,397.32

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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.