Home / 18,190,683.46-25,102,989.21-10,041,746.50

Finding the Fourth Proportional to 18,190,683.46, 25,102,989.21 and 10,041,746.50

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Solution

The fourth proportional to 18,190,683.46, 25,102,989.21 and 10,041,746.50 is: 13,857,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,683.46 : 25,102,989.21 = 10,041,746.50 : x
  2. Step 2: Convert to fraction form
    18,190,683.46/25,102,989.21 = 10,041,746.50/x
  3. Step 3: Cross multiply
    18,190,683.46x = 25,102,989.21 × 10,041,746.50
  4. Step 4: Simplify right side
    18,190,683.46x = 252,077,854,039,055.28
  5. Step 5: Solve for x
    x = 252,077,854,039,055.28/18,190,683.46
  6. Step 6: Final answer
    x = 13,857,525.18

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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.