Home / 47,235,215.70-70,852,823.55-19,972,292.40

Finding the Fourth Proportional to 47,235,215.70, 70,852,823.55 and 19,972,292.40

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Solution

The fourth proportional to 47,235,215.70, 70,852,823.55 and 19,972,292.40 is: 29,958,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,235,215.70 : 70,852,823.55 = 19,972,292.40 : x
  2. Step 2: Convert to fraction form
    47,235,215.70/70,852,823.55 = 19,972,292.40/x
  3. Step 3: Cross multiply
    47,235,215.70x = 70,852,823.55 × 19,972,292.40
  4. Step 4: Simplify right side
    47,235,215.70x = 1,415,093,309,306,205.75
  5. Step 5: Solve for x
    x = 1,415,093,309,306,205.75/47,235,215.70
  6. Step 6: Final answer
    x = 29,958,438.60

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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.