Home / 7,884,349.76-10,879,750.98-4,447,435.52

Finding the Fourth Proportional to 7,884,349.76, 10,879,750.98 and 4,447,435.52

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Solution

The fourth proportional to 7,884,349.76, 10,879,750.98 and 4,447,435.52 is: 6,137,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,349.76 : 10,879,750.98 = 4,447,435.52 : x
  2. Step 2: Convert to fraction form
    7,884,349.76/10,879,750.98 = 4,447,435.52/x
  3. Step 3: Cross multiply
    7,884,349.76x = 10,879,750.98 × 4,447,435.52
  4. Step 4: Simplify right side
    7,884,349.76x = 48,386,990,957,206.80
  5. Step 5: Solve for x
    x = 48,386,990,957,206.80/7,884,349.76
  6. Step 6: Final answer
    x = 6,137,093.41

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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.