Home / 11,323,465.57-15,626,824.86-6,429,143.19

Finding the Fourth Proportional to 11,323,465.57, 15,626,824.86 and 6,429,143.19

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Solution

The fourth proportional to 11,323,465.57, 15,626,824.86 and 6,429,143.19 is: 8,872,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323,465.57 : 15,626,824.86 = 6,429,143.19 : x
  2. Step 2: Convert to fraction form
    11,323,465.57/15,626,824.86 = 6,429,143.19/x
  3. Step 3: Cross multiply
    11,323,465.57x = 15,626,824.86 × 6,429,143.19
  4. Step 4: Simplify right side
    11,323,465.57x = 100,467,094,624,800.70
  5. Step 5: Solve for x
    x = 100,467,094,624,800.70/11,323,465.57
  6. Step 6: Final answer
    x = 8,872,468.77

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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.