Home / 11,831,289.30-17,746,933.95-7,792,337.70

Finding the Fourth Proportional to 11,831,289.30, 17,746,933.95 and 7,792,337.70

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Solution

The fourth proportional to 11,831,289.30, 17,746,933.95 and 7,792,337.70 is: 11,688,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,289.30 : 17,746,933.95 = 7,792,337.70 : x
  2. Step 2: Convert to fraction form
    11,831,289.30/17,746,933.95 = 7,792,337.70/x
  3. Step 3: Cross multiply
    11,831,289.30x = 17,746,933.95 × 7,792,337.70
  4. Step 4: Simplify right side
    11,831,289.30x = 138,290,102,477,994.91
  5. Step 5: Solve for x
    x = 138,290,102,477,994.91/11,831,289.30
  6. Step 6: Final answer
    x = 11,688,506.55

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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.