Home / 22,708,421.32-31,332,943.36-13,048,763.08

Finding the Fourth Proportional to 22,708,421.32, 31,332,943.36 and 13,048,763.08

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Solution

The fourth proportional to 22,708,421.32, 31,332,943.36 and 13,048,763.08 is: 18,004,604.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708,421.32 : 31,332,943.36 = 13,048,763.08 : x
  2. Step 2: Convert to fraction form
    22,708,421.32/31,332,943.36 = 13,048,763.08/x
  3. Step 3: Cross multiply
    22,708,421.32x = 31,332,943.36 × 13,048,763.08
  4. Step 4: Simplify right side
    22,708,421.32x = 408,856,154,503,699.12
  5. Step 5: Solve for x
    x = 408,856,154,503,699.12/22,708,421.32
  6. Step 6: Final answer
    x = 18,004,604.93

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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.