Home / 37,116,260.47-51,221,614.07-21,435,001.28

Finding the Fourth Proportional to 37,116,260.47, 51,221,614.07 and 21,435,001.28

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Solution

The fourth proportional to 37,116,260.47, 51,221,614.07 and 21,435,001.28 is: 29,580,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,116,260.47 : 51,221,614.07 = 21,435,001.28 : x
  2. Step 2: Convert to fraction form
    37,116,260.47/51,221,614.07 = 21,435,001.28/x
  3. Step 3: Cross multiply
    37,116,260.47x = 51,221,614.07 × 21,435,001.28
  4. Step 4: Simplify right side
    37,116,260.47x = 1,097,935,363,143,676.38
  5. Step 5: Solve for x
    x = 1,097,935,363,143,676.38/37,116,260.47
  6. Step 6: Final answer
    x = 29,580,980.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.