Home / 48,013,812.16-72,028,219.31-15,658,189.41

Finding the Fourth Proportional to 48,013,812.16, 72,028,219.31 and 15,658,189.41

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Solution

The fourth proportional to 48,013,812.16, 72,028,219.31 and 15,658,189.41 is: 23,489,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,013,812.16 : 72,028,219.31 = 15,658,189.41 : x
  2. Step 2: Convert to fraction form
    48,013,812.16/72,028,219.31 = 15,658,189.41/x
  3. Step 3: Cross multiply
    48,013,812.16x = 72,028,219.31 × 15,658,189.41
  4. Step 4: Simplify right side
    48,013,812.16x = 1,127,831,500,529,804.75
  5. Step 5: Solve for x
    x = 1,127,831,500,529,804.75/48,013,812.16
  6. Step 6: Final answer
    x = 23,489,730.34

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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.