Home / 7,703,478.40-10,630,793.60-4,265,719.36

Finding the Fourth Proportional to 7,703,478.40, 10,630,793.60 and 4,265,719.36

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Solution

The fourth proportional to 7,703,478.40, 10,630,793.60 and 4,265,719.36 is: 5,886,689.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703,478.40 : 10,630,793.60 = 4,265,719.36 : x
  2. Step 2: Convert to fraction form
    7,703,478.40/10,630,793.60 = 4,265,719.36/x
  3. Step 3: Cross multiply
    7,703,478.40x = 10,630,793.60 × 4,265,719.36
  4. Step 4: Simplify right side
    7,703,478.40x = 45,347,982,071,684.10
  5. Step 5: Solve for x
    x = 45,347,982,071,684.10/7,703,478.40
  6. Step 6: Final answer
    x = 5,886,689.07

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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.