Home / 7,477,671.68-10,319,915.28-4,422,870.08

Finding the Fourth Proportional to 7,477,671.68, 10,319,915.28 and 4,422,870.08

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Solution

The fourth proportional to 7,477,671.68, 10,319,915.28 and 4,422,870.08 is: 6,103,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,671.68 : 10,319,915.28 = 4,422,870.08 : x
  2. Step 2: Convert to fraction form
    7,477,671.68/10,319,915.28 = 4,422,870.08/x
  3. Step 3: Cross multiply
    7,477,671.68x = 10,319,915.28 × 4,422,870.08
  4. Step 4: Simplify right side
    7,477,671.68x = 45,643,644,520,046.82
  5. Step 5: Solve for x
    x = 45,643,644,520,046.82/7,477,671.68
  6. Step 6: Final answer
    x = 6,103,991.52

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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.