Home / 64,162,205.30-96,266,927.55-21,032,815.70

Finding the Fourth Proportional to 64,162,205.30, 96,266,927.55 and 21,032,815.70

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Solution

The fourth proportional to 64,162,205.30, 96,266,927.55 and 21,032,815.70 is: 31,556,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,162,205.30 : 96,266,927.55 = 21,032,815.70 : x
  2. Step 2: Convert to fraction form
    64,162,205.30/96,266,927.55 = 21,032,815.70/x
  3. Step 3: Cross multiply
    64,162,205.30x = 96,266,927.55 × 21,032,815.70
  4. Step 4: Simplify right side
    64,162,205.30x = 2,024,764,545,164,402.50
  5. Step 5: Solve for x
    x = 2,024,764,545,164,402.50/64,162,205.30
  6. Step 6: Final answer
    x = 31,556,966.22

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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.