Home / 5,516,556.60-8,274,834.90-5,118,425.40

Finding the Fourth Proportional to 5,516,556.60, 8,274,834.90 and 5,118,425.40

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Solution

The fourth proportional to 5,516,556.60, 8,274,834.90 and 5,118,425.40 is: 7,677,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516,556.60 : 8,274,834.90 = 5,118,425.40 : x
  2. Step 2: Convert to fraction form
    5,516,556.60/8,274,834.90 = 5,118,425.40/x
  3. Step 3: Cross multiply
    5,516,556.60x = 8,274,834.90 × 5,118,425.40
  4. Step 4: Simplify right side
    5,516,556.60x = 42,354,125,132,966.47
  5. Step 5: Solve for x
    x = 42,354,125,132,966.47/5,516,556.60
  6. Step 6: Final answer
    x = 7,677,638.10

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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.