Home / 7,129,071.60-10,693,607.40-4,294,719.60

Finding the Fourth Proportional to 7,129,071.60, 10,693,607.40 and 4,294,719.60

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Solution

The fourth proportional to 7,129,071.60, 10,693,607.40 and 4,294,719.60 is: 6,442,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,071.60 : 10,693,607.40 = 4,294,719.60 : x
  2. Step 2: Convert to fraction form
    7,129,071.60/10,693,607.40 = 4,294,719.60/x
  3. Step 3: Cross multiply
    7,129,071.60x = 10,693,607.40 × 4,294,719.60
  4. Step 4: Simplify right side
    7,129,071.60x = 45,926,045,295,485.04
  5. Step 5: Solve for x
    x = 45,926,045,295,485.04/7,129,071.60
  6. Step 6: Final answer
    x = 6,442,079.40

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Similar ratio
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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.