Home / 7,390,643.60-11,080,435.80-4,028,646.80

Finding the Fourth Proportional to 7,390,643.60, 11,080,435.80 and 4,028,646.80

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Solution

The fourth proportional to 7,390,643.60, 11,080,435.80 and 4,028,646.80 is: 6,039,956.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,643.60 : 11,080,435.80 = 4,028,646.80 : x
  2. Step 2: Convert to fraction form
    7,390,643.60/11,080,435.80 = 4,028,646.80/x
  3. Step 3: Cross multiply
    7,390,643.60x = 11,080,435.80 × 4,028,646.80
  4. Step 4: Simplify right side
    7,390,643.60x = 44,639,162,228,275.44
  5. Step 5: Solve for x
    x = 44,639,162,228,275.44/7,390,643.60
  6. Step 6: Final answer
    x = 6,039,956.01

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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.