Home / 6,868,272.60-9,478,252.80-4,291,447.68

Finding the Fourth Proportional to 6,868,272.60, 9,478,252.80 and 4,291,447.68

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Solution

The fourth proportional to 6,868,272.60, 9,478,252.80 and 4,291,447.68 is: 5,922,220.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868,272.60 : 9,478,252.80 = 4,291,447.68 : x
  2. Step 2: Convert to fraction form
    6,868,272.60/9,478,252.80 = 4,291,447.68/x
  3. Step 3: Cross multiply
    6,868,272.60x = 9,478,252.80 × 4,291,447.68
  4. Step 4: Simplify right side
    6,868,272.60x = 40,675,425,989,013.51
  5. Step 5: Solve for x
    x = 40,675,425,989,013.51/6,868,272.60
  6. Step 6: Final answer
    x = 5,922,220.67

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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.