Home / 30,765,470.76-42,451,633.44-17,710,207.02

Finding the Fourth Proportional to 30,765,470.76, 42,451,633.44 and 17,710,207.02

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Solution

The fourth proportional to 30,765,470.76, 42,451,633.44 and 17,710,207.02 is: 24,437,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,765,470.76 : 42,451,633.44 = 17,710,207.02 : x
  2. Step 2: Convert to fraction form
    30,765,470.76/42,451,633.44 = 17,710,207.02/x
  3. Step 3: Cross multiply
    30,765,470.76x = 42,451,633.44 × 17,710,207.02
  4. Step 4: Simplify right side
    30,765,470.76x = 751,827,216,559,554.75
  5. Step 5: Solve for x
    x = 751,827,216,559,554.75/30,765,470.76
  6. Step 6: Final answer
    x = 24,437,370.79

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1.5x scale

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.