Home / 10,319,015.35-15,480,384.71-4,250,434.80

Finding the Fourth Proportional to 10,319,015.35, 15,480,384.71 and 4,250,434.80

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Solution

The fourth proportional to 10,319,015.35, 15,480,384.71 and 4,250,434.80 is: 6,376,419.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319,015.35 : 15,480,384.71 = 4,250,434.80 : x
  2. Step 2: Convert to fraction form
    10,319,015.35/15,480,384.71 = 4,250,434.80/x
  3. Step 3: Cross multiply
    10,319,015.35x = 15,480,384.71 × 4,250,434.80
  4. Step 4: Simplify right side
    10,319,015.35x = 65,798,365,949,479.88
  5. Step 5: Solve for x
    x = 65,798,365,949,479.88/10,319,015.35
  6. Step 6: Final answer
    x = 6,376,419.04

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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.