Home / 34,085,035.52-47,038,509.74-20,158,328.87

Finding the Fourth Proportional to 34,085,035.52, 47,038,509.74 and 20,158,328.87

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Solution

The fourth proportional to 34,085,035.52, 47,038,509.74 and 20,158,328.87 is: 27,819,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085,035.52 : 47,038,509.74 = 20,158,328.87 : x
  2. Step 2: Convert to fraction form
    34,085,035.52/47,038,509.74 = 20,158,328.87/x
  3. Step 3: Cross multiply
    34,085,035.52x = 47,038,509.74 × 20,158,328.87
  4. Step 4: Simplify right side
    34,085,035.52x = 948,217,748,792,826.62
  5. Step 5: Solve for x
    x = 948,217,748,792,826.62/34,085,035.52
  6. Step 6: Final answer
    x = 27,819,180.30

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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.