Home / 12,298,018.15-16,971,087.90-6,791,626

Finding the Fourth Proportional to 12,298,018.15, 16,971,087.90 and 6,791,626

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Solution

The fourth proportional to 12,298,018.15, 16,971,087.90 and 6,791,626 is: 9,372,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,018.15 : 16,971,087.90 = 6,791,626 : x
  2. Step 2: Convert to fraction form
    12,298,018.15/16,971,087.90 = 6,791,626/x
  3. Step 3: Cross multiply
    12,298,018.15x = 16,971,087.90 × 6,791,626
  4. Step 4: Simplify right side
    12,298,018.15x = 115,261,281,829,925.39
  5. Step 5: Solve for x
    x = 115,261,281,829,925.39/12,298,018.15
  6. Step 6: Final answer
    x = 9,372,346.05

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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.