Home / 47,342,024.70-71,013,037.05-38,831,970.30

Finding the Fourth Proportional to 47,342,024.70, 71,013,037.05 and 38,831,970.30

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Solution

The fourth proportional to 47,342,024.70, 71,013,037.05 and 38,831,970.30 is: 58,247,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,342,024.70 : 71,013,037.05 = 38,831,970.30 : x
  2. Step 2: Convert to fraction form
    47,342,024.70/71,013,037.05 = 38,831,970.30/x
  3. Step 3: Cross multiply
    47,342,024.70x = 71,013,037.05 × 38,831,970.30
  4. Step 4: Simplify right side
    47,342,024.70x = 2,757,576,145,638,399.50
  5. Step 5: Solve for x
    x = 2,757,576,145,638,399.50/47,342,024.70
  6. Step 6: Final answer
    x = 58,247,955.45

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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.