Home / 5,210,130.40-7,815,195.60-4,845,176.80

Finding the Fourth Proportional to 5,210,130.40, 7,815,195.60 and 4,845,176.80

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Solution

The fourth proportional to 5,210,130.40, 7,815,195.60 and 4,845,176.80 is: 7,267,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210,130.40 : 7,815,195.60 = 4,845,176.80 : x
  2. Step 2: Convert to fraction form
    5,210,130.40/7,815,195.60 = 4,845,176.80/x
  3. Step 3: Cross multiply
    5,210,130.40x = 7,815,195.60 × 4,845,176.80
  4. Step 4: Simplify right side
    5,210,130.40x = 37,866,004,408,582.08
  5. Step 5: Solve for x
    x = 37,866,004,408,582.08/5,210,130.40
  6. Step 6: Final answer
    x = 7,267,765.20

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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.