Home / 30,909,295.44-42,656,814-17,857,104.48

Finding the Fourth Proportional to 30,909,295.44, 42,656,814 and 17,857,104.48

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Solution

The fourth proportional to 30,909,295.44, 42,656,814 and 17,857,104.48 is: 24,643,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,909,295.44 : 42,656,814 = 17,857,104.48 : x
  2. Step 2: Convert to fraction form
    30,909,295.44/42,656,814 = 17,857,104.48/x
  3. Step 3: Cross multiply
    30,909,295.44x = 42,656,814 × 17,857,104.48
  4. Step 4: Simplify right side
    30,909,295.44x = 761,727,184,381,926.75
  5. Step 5: Solve for x
    x = 761,727,184,381,926.75/30,909,295.44
  6. Step 6: Final answer
    x = 24,643,951.72

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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.