Home / 34,085,037.02-47,038,511.81-20,158,330.37

Finding the Fourth Proportional to 34,085,037.02, 47,038,511.81 and 20,158,330.37

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Solution

The fourth proportional to 34,085,037.02, 47,038,511.81 and 20,158,330.37 is: 27,819,182.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085,037.02 : 47,038,511.81 = 20,158,330.37 : x
  2. Step 2: Convert to fraction form
    34,085,037.02/47,038,511.81 = 20,158,330.37/x
  3. Step 3: Cross multiply
    34,085,037.02x = 47,038,511.81 × 20,158,330.37
  4. Step 4: Simplify right side
    34,085,037.02x = 948,217,861,179,126.75
  5. Step 5: Solve for x
    x = 948,217,861,179,126.75/34,085,037.02
  6. Step 6: Final answer
    x = 27,819,182.38

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1.5x scale

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.