Home / 12,277,701.60-18,416,552.40-9,739,615.20

Finding the Fourth Proportional to 12,277,701.60, 18,416,552.40 and 9,739,615.20

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Solution

The fourth proportional to 12,277,701.60, 18,416,552.40 and 9,739,615.20 is: 14,609,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277,701.60 : 18,416,552.40 = 9,739,615.20 : x
  2. Step 2: Convert to fraction form
    12,277,701.60/18,416,552.40 = 9,739,615.20/x
  3. Step 3: Cross multiply
    12,277,701.60x = 18,416,552.40 × 9,739,615.20
  4. Step 4: Simplify right side
    12,277,701.60x = 179,370,133,686,636.44
  5. Step 5: Solve for x
    x = 179,370,133,686,636.44/12,277,701.60
  6. Step 6: Final answer
    x = 14,609,422.80

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1.5x scale

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.