Home / 6,994,316.40-10,488,364.20-3,208,959.60

Finding the Fourth Proportional to 6,994,316.40, 10,488,364.20 and 3,208,959.60

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Solution

The fourth proportional to 6,994,316.40, 10,488,364.20 and 3,208,959.60 is: 4,812,012.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994,316.40 : 10,488,364.20 = 3,208,959.60 : x
  2. Step 2: Convert to fraction form
    6,994,316.40/10,488,364.20 = 3,208,959.60/x
  3. Step 3: Cross multiply
    6,994,316.40x = 10,488,364.20 × 3,208,959.60
  4. Step 4: Simplify right side
    6,994,316.40x = 33,656,736,987,886.32
  5. Step 5: Solve for x
    x = 33,656,736,987,886.32/6,994,316.40
  6. Step 6: Final answer
    x = 4,812,012.36

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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.