Home / 18,609,783.84-27,914,641.20-5,831,267.36

Finding the Fourth Proportional to 18,609,783.84, 27,914,641.20 and 5,831,267.36

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Solution

The fourth proportional to 18,609,783.84, 27,914,641.20 and 5,831,267.36 is: 8,746,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,609,783.84 : 27,914,641.20 = 5,831,267.36 : x
  2. Step 2: Convert to fraction form
    18,609,783.84/27,914,641.20 = 5,831,267.36/x
  3. Step 3: Cross multiply
    18,609,783.84x = 27,914,641.20 × 5,831,267.36
  4. Step 4: Simplify right side
    18,609,783.84x = 162,777,736,095,671.25
  5. Step 5: Solve for x
    x = 162,777,736,095,671.25/18,609,783.84
  6. Step 6: Final answer
    x = 8,746,890.21

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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.