Home / 9,829,427.08-13,564,672.23-5,478,789.64

Finding the Fourth Proportional to 9,829,427.08, 13,564,672.23 and 5,478,789.64

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Solution

The fourth proportional to 9,829,427.08, 13,564,672.23 and 5,478,789.64 is: 7,560,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,427.08 : 13,564,672.23 = 5,478,789.64 : x
  2. Step 2: Convert to fraction form
    9,829,427.08/13,564,672.23 = 5,478,789.64/x
  3. Step 3: Cross multiply
    9,829,427.08x = 13,564,672.23 × 5,478,789.64
  4. Step 4: Simplify right side
    9,829,427.08x = 74,317,985,683,719.69
  5. Step 5: Solve for x
    x = 74,317,985,683,719.69/9,829,427.08
  6. Step 6: Final answer
    x = 7,560,764.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.