Home / 30,873,430.08-42,598,468.80-17,817,923.52

Finding the Fourth Proportional to 30,873,430.08, 42,598,468.80 and 17,817,923.52

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Solution

The fourth proportional to 30,873,430.08, 42,598,468.80 and 17,817,923.52 is: 24,584,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,873,430.08 : 42,598,468.80 = 17,817,923.52 : x
  2. Step 2: Convert to fraction form
    30,873,430.08/42,598,468.80 = 17,817,923.52/x
  3. Step 3: Cross multiply
    30,873,430.08x = 42,598,468.80 × 17,817,923.52
  4. Step 4: Simplify right side
    30,873,430.08x = 759,016,259,147,506.12
  5. Step 5: Solve for x
    x = 759,016,259,147,506.12/30,873,430.08
  6. Step 6: Final answer
    x = 24,584,772.64

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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.