Home / 12,338,492.12-17,026,943.10-6,831,338.84

Finding the Fourth Proportional to 12,338,492.12, 17,026,943.10 and 6,831,338.84

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Solution

The fourth proportional to 12,338,492.12, 17,026,943.10 and 6,831,338.84 is: 9,427,150.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,338,492.12 : 17,026,943.10 = 6,831,338.84 : x
  2. Step 2: Convert to fraction form
    12,338,492.12/17,026,943.10 = 6,831,338.84/x
  3. Step 3: Cross multiply
    12,338,492.12x = 17,026,943.10 × 6,831,338.84
  4. Step 4: Simplify right side
    12,338,492.12x = 116,316,817,725,500.02
  5. Step 5: Solve for x
    x = 116,316,817,725,500.02/12,338,492.12
  6. Step 6: Final answer
    x = 9,427,150.14

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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.