Home / 42,124,323.45-63,186,485.18-23,921,485.05

Finding the Fourth Proportional to 42,124,323.45, 63,186,485.18 and 23,921,485.05

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Solution

The fourth proportional to 42,124,323.45, 63,186,485.18 and 23,921,485.05 is: 35,882,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,323.45 : 63,186,485.18 = 23,921,485.05 : x
  2. Step 2: Convert to fraction form
    42,124,323.45/63,186,485.18 = 23,921,485.05/x
  3. Step 3: Cross multiply
    42,124,323.45x = 63,186,485.18 × 23,921,485.05
  4. Step 4: Simplify right side
    42,124,323.45x = 1,511,514,560,475,809
  5. Step 5: Solve for x
    x = 1,511,514,560,475,809/42,124,323.45
  6. Step 6: Final answer
    x = 35,882,227.58

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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.