Home / 6,479,175.60-9,718,763.40-4,355,809.20

Finding the Fourth Proportional to 6,479,175.60, 9,718,763.40 and 4,355,809.20

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Solution

The fourth proportional to 6,479,175.60, 9,718,763.40 and 4,355,809.20 is: 6,533,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479,175.60 : 9,718,763.40 = 4,355,809.20 : x
  2. Step 2: Convert to fraction form
    6,479,175.60/9,718,763.40 = 4,355,809.20/x
  3. Step 3: Cross multiply
    6,479,175.60x = 9,718,763.40 × 4,355,809.20
  4. Step 4: Simplify right side
    6,479,175.60x = 42,333,079,030,343.28
  5. Step 5: Solve for x
    x = 42,333,079,030,343.28/6,479,175.60
  6. Step 6: Final answer
    x = 6,533,713.80

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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.