Home / 22,890,678.09-31,567,491.90-15,036,332.46

Finding the Fourth Proportional to 22,890,678.09, 31,567,491.90 and 15,036,332.46

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Solution

The fourth proportional to 22,890,678.09, 31,567,491.90 and 15,036,332.46 is: 20,735,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890,678.09 : 31,567,491.90 = 15,036,332.46 : x
  2. Step 2: Convert to fraction form
    22,890,678.09/31,567,491.90 = 15,036,332.46/x
  3. Step 3: Cross multiply
    22,890,678.09x = 31,567,491.90 × 15,036,332.46
  4. Step 4: Simplify right side
    22,890,678.09x = 474,659,303,136,757.06
  5. Step 5: Solve for x
    x = 474,659,303,136,757.06/22,890,678.09
  6. Step 6: Final answer
    x = 20,735,921.46

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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.