Home / 7,241,904.60-10,864,169.10-3,638,603.40

Finding the Fourth Proportional to 7,241,904.60, 10,864,169.10 and 3,638,603.40

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Solution

The fourth proportional to 7,241,904.60, 10,864,169.10 and 3,638,603.40 is: 5,458,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,904.60 : 10,864,169.10 = 3,638,603.40 : x
  2. Step 2: Convert to fraction form
    7,241,904.60/10,864,169.10 = 3,638,603.40/x
  3. Step 3: Cross multiply
    7,241,904.60x = 10,864,169.10 × 3,638,603.40
  4. Step 4: Simplify right side
    7,241,904.60x = 39,530,402,625,434.94
  5. Step 5: Solve for x
    x = 39,530,402,625,434.94/7,241,904.60
  6. Step 6: Final answer
    x = 5,458,564.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.