Home / 25,831,214.40-38,746,821.60-8,792,443.20

Finding the Fourth Proportional to 25,831,214.40, 38,746,821.60 and 8,792,443.20

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Solution

The fourth proportional to 25,831,214.40, 38,746,821.60 and 8,792,443.20 is: 13,188,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831,214.40 : 38,746,821.60 = 8,792,443.20 : x
  2. Step 2: Convert to fraction form
    25,831,214.40/38,746,821.60 = 8,792,443.20/x
  3. Step 3: Cross multiply
    25,831,214.40x = 38,746,821.60 × 8,792,443.20
  4. Step 4: Simplify right side
    25,831,214.40x = 340,679,228,098,533.12
  5. Step 5: Solve for x
    x = 340,679,228,098,533.12/25,831,214.40
  6. Step 6: Final answer
    x = 13,188,664.80

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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.