Home / 6,447,258.88-8,897,518.08-3,730,479.36

Finding the Fourth Proportional to 6,447,258.88, 8,897,518.08 and 3,730,479.36

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Solution

The fourth proportional to 6,447,258.88, 8,897,518.08 and 3,730,479.36 is: 5,148,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,258.88 : 8,897,518.08 = 3,730,479.36 : x
  2. Step 2: Convert to fraction form
    6,447,258.88/8,897,518.08 = 3,730,479.36/x
  3. Step 3: Cross multiply
    6,447,258.88x = 8,897,518.08 × 3,730,479.36
  4. Step 4: Simplify right side
    6,447,258.88x = 33,192,007,552,666.83
  5. Step 5: Solve for x
    x = 33,192,007,552,666.83/6,447,258.88
  6. Step 6: Final answer
    x = 5,148,235.58

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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.