Home / 7,198,444-9,933,970.74-4,298,088.32

Finding the Fourth Proportional to 7,198,444, 9,933,970.74 and 4,298,088.32

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Solution

The fourth proportional to 7,198,444, 9,933,970.74 and 4,298,088.32 is: 5,931,432.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,444 : 9,933,970.74 = 4,298,088.32 : x
  2. Step 2: Convert to fraction form
    7,198,444/9,933,970.74 = 4,298,088.32/x
  3. Step 3: Cross multiply
    7,198,444x = 9,933,970.74 × 4,298,088.32
  4. Step 4: Simplify right side
    7,198,444x = 42,697,083,608,815.76
  5. Step 5: Solve for x
    x = 42,697,083,608,815.76/7,198,444
  6. Step 6: Final answer
    x = 5,931,432.35

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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.