Home / 8,880,036.60-12,256,818.84-5,014,820.28

Finding the Fourth Proportional to 8,880,036.60, 12,256,818.84 and 5,014,820.28

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Solution

The fourth proportional to 8,880,036.60, 12,256,818.84 and 5,014,820.28 is: 6,921,789.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,036.60 : 12,256,818.84 = 5,014,820.28 : x
  2. Step 2: Convert to fraction form
    8,880,036.60/12,256,818.84 = 5,014,820.28/x
  3. Step 3: Cross multiply
    8,880,036.60x = 12,256,818.84 × 5,014,820.28
  4. Step 4: Simplify right side
    8,880,036.60x = 61,465,743,687,118.08
  5. Step 5: Solve for x
    x = 61,465,743,687,118.08/8,880,036.60
  6. Step 6: Final answer
    x = 6,921,789.45

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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.