Home / 48,932,573.39-67,537,226.06-31,039,220.20

Finding the Fourth Proportional to 48,932,573.39, 67,537,226.06 and 31,039,220.20

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Solution

The fourth proportional to 48,932,573.39, 67,537,226.06 and 31,039,220.20 is: 42,840,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,932,573.39 : 67,537,226.06 = 31,039,220.20 : x
  2. Step 2: Convert to fraction form
    48,932,573.39/67,537,226.06 = 31,039,220.20/x
  3. Step 3: Cross multiply
    48,932,573.39x = 67,537,226.06 × 31,039,220.20
  4. Step 4: Simplify right side
    48,932,573.39x = 2,096,302,831,165,876.50
  5. Step 5: Solve for x
    x = 2,096,302,831,165,876.50/48,932,573.39
  6. Step 6: Final answer
    x = 42,840,641.43

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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.