Home / 14,112,078.30-21,168,117.45-9,334,503.90

Finding the Fourth Proportional to 14,112,078.30, 21,168,117.45 and 9,334,503.90

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Solution

The fourth proportional to 14,112,078.30, 21,168,117.45 and 9,334,503.90 is: 14,001,755.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,078.30 : 21,168,117.45 = 9,334,503.90 : x
  2. Step 2: Convert to fraction form
    14,112,078.30/21,168,117.45 = 9,334,503.90/x
  3. Step 3: Cross multiply
    14,112,078.30x = 21,168,117.45 × 9,334,503.90
  4. Step 4: Simplify right side
    14,112,078.30x = 197,593,874,892,683.06
  5. Step 5: Solve for x
    x = 197,593,874,892,683.06/14,112,078.30
  6. Step 6: Final answer
    x = 14,001,755.85

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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.