Home / 48,871,673.16-67,438,975.86-28,246,455.24

Finding the Fourth Proportional to 48,871,673.16, 67,438,975.86 and 28,246,455.24

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Solution

The fourth proportional to 48,871,673.16, 67,438,975.86 and 28,246,455.24 is: 38,977,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,871,673.16 : 67,438,975.86 = 28,246,455.24 : x
  2. Step 2: Convert to fraction form
    48,871,673.16/67,438,975.86 = 28,246,455.24/x
  3. Step 3: Cross multiply
    48,871,673.16x = 67,438,975.86 × 28,246,455.24
  4. Step 4: Simplify right side
    48,871,673.16x = 1,904,912,013,060,930.50
  5. Step 5: Solve for x
    x = 1,904,912,013,060,930.50/48,871,673.16
  6. Step 6: Final answer
    x = 38,977,835.01

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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.