Home / 28,066,701.60-42,100,052.40-6,791,565.60

Finding the Fourth Proportional to 28,066,701.60, 42,100,052.40 and 6,791,565.60

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Solution

The fourth proportional to 28,066,701.60, 42,100,052.40 and 6,791,565.60 is: 10,187,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,066,701.60 : 42,100,052.40 = 6,791,565.60 : x
  2. Step 2: Convert to fraction form
    28,066,701.60/42,100,052.40 = 6,791,565.60/x
  3. Step 3: Cross multiply
    28,066,701.60x = 42,100,052.40 × 6,791,565.60
  4. Step 4: Simplify right side
    28,066,701.60x = 285,925,267,638,037.44
  5. Step 5: Solve for x
    x = 285,925,267,638,037.44/28,066,701.60
  6. Step 6: Final answer
    x = 10,187,348.40

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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.