Home / 25,831,207.40-38,746,811.10-8,792,436.20

Finding the Fourth Proportional to 25,831,207.40, 38,746,811.10 and 8,792,436.20

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Solution

The fourth proportional to 25,831,207.40, 38,746,811.10 and 8,792,436.20 is: 13,188,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831,207.40 : 38,746,811.10 = 8,792,436.20 : x
  2. Step 2: Convert to fraction form
    25,831,207.40/38,746,811.10 = 8,792,436.20/x
  3. Step 3: Cross multiply
    25,831,207.40x = 38,746,811.10 × 8,792,436.20
  4. Step 4: Simplify right side
    25,831,207.40x = 340,678,864,550,201.81
  5. Step 5: Solve for x
    x = 340,678,864,550,201.81/25,831,207.40
  6. Step 6: Final answer
    x = 13,188,654.30

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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.