Home / 5,346,003.40-8,019,005.10-4,758,137.80

Finding the Fourth Proportional to 5,346,003.40, 8,019,005.10 and 4,758,137.80

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Solution

The fourth proportional to 5,346,003.40, 8,019,005.10 and 4,758,137.80 is: 7,137,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,003.40 : 8,019,005.10 = 4,758,137.80 : x
  2. Step 2: Convert to fraction form
    5,346,003.40/8,019,005.10 = 4,758,137.80/x
  3. Step 3: Cross multiply
    5,346,003.40x = 8,019,005.10 × 4,758,137.80
  4. Step 4: Simplify right side
    5,346,003.40x = 38,155,531,284,702.77
  5. Step 5: Solve for x
    x = 38,155,531,284,702.77/5,346,003.40
  6. Step 6: Final answer
    x = 7,137,206.70

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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.