Home / 7,600,640.40-11,402,904.60-5,361,152.40

Finding the Fourth Proportional to 7,600,640.40, 11,402,904.60 and 5,361,152.40

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Solution

The fourth proportional to 7,600,640.40, 11,402,904.60 and 5,361,152.40 is: 8,043,099.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600,640.40 : 11,402,904.60 = 5,361,152.40 : x
  2. Step 2: Convert to fraction form
    7,600,640.40/11,402,904.60 = 5,361,152.40/x
  3. Step 3: Cross multiply
    7,600,640.40x = 11,402,904.60 × 5,361,152.40
  4. Step 4: Simplify right side
    7,600,640.40x = 61,132,709,363,261.04
  5. Step 5: Solve for x
    x = 61,132,709,363,261.04/7,600,640.40
  6. Step 6: Final answer
    x = 8,043,099.81

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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.