Home / 48,513,352.80-72,707,095.44-19,725,978.72

Finding the Fourth Proportional to 48,513,352.80, 72,707,095.44 and 19,725,978.72

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Solution

The fourth proportional to 48,513,352.80, 72,707,095.44 and 19,725,978.72 is: 29,563,378.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513,352.80 : 72,707,095.44 = 19,725,978.72 : x
  2. Step 2: Convert to fraction form
    48,513,352.80/72,707,095.44 = 19,725,978.72/x
  3. Step 3: Cross multiply
    48,513,352.80x = 72,707,095.44 × 19,725,978.72
  4. Step 4: Simplify right side
    48,513,352.80x = 1,434,218,617,442,449
  5. Step 5: Solve for x
    x = 1,434,218,617,442,449/48,513,352.80
  6. Step 6: Final answer
    x = 29,563,378.63

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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.