Home / 35,442,001.70-53,163,002.55-21,057,665.30

Finding the Fourth Proportional to 35,442,001.70, 53,163,002.55 and 21,057,665.30

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Solution

The fourth proportional to 35,442,001.70, 53,163,002.55 and 21,057,665.30 is: 31,586,497.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,442,001.70 : 53,163,002.55 = 21,057,665.30 : x
  2. Step 2: Convert to fraction form
    35,442,001.70/53,163,002.55 = 21,057,665.30/x
  3. Step 3: Cross multiply
    35,442,001.70x = 53,163,002.55 × 21,057,665.30
  4. Step 4: Simplify right side
    35,442,001.70x = 1,119,488,714,040,946.50
  5. Step 5: Solve for x
    x = 1,119,488,714,040,946.50/35,442,001.70
  6. Step 6: Final answer
    x = 31,586,497.95

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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.