Home / 53,002,041.15-73,142,376.80-29,797,271.31

Finding the Fourth Proportional to 53,002,041.15, 73,142,376.80 and 29,797,271.31

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Solution

The fourth proportional to 53,002,041.15, 73,142,376.80 and 29,797,271.31 is: 41,119,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,002,041.15 : 73,142,376.80 = 29,797,271.31 : x
  2. Step 2: Convert to fraction form
    53,002,041.15/73,142,376.80 = 29,797,271.31/x
  3. Step 3: Cross multiply
    53,002,041.15x = 73,142,376.80 × 29,797,271.31
  4. Step 4: Simplify right side
    53,002,041.15x = 2,179,443,245,618,863.25
  5. Step 5: Solve for x
    x = 2,179,443,245,618,863.25/53,002,041.15
  6. Step 6: Final answer
    x = 41,119,987.05

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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.