Home / 15,138,030.46-22,710,661.52-5,040,738.94

Finding the Fourth Proportional to 15,138,030.46, 22,710,661.52 and 5,040,738.94

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Solution

The fourth proportional to 15,138,030.46, 22,710,661.52 and 5,040,738.94 is: 7,562,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,030.46 : 22,710,661.52 = 5,040,738.94 : x
  2. Step 2: Convert to fraction form
    15,138,030.46/22,710,661.52 = 5,040,738.94/x
  3. Step 3: Cross multiply
    15,138,030.46x = 22,710,661.52 × 5,040,738.94
  4. Step 4: Simplify right side
    15,138,030.46x = 114,478,515,877,023.59
  5. Step 5: Solve for x
    x = 114,478,515,877,023.59/15,138,030.46
  6. Step 6: Final answer
    x = 7,562,312.43

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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.