Home / 14,069,904.90-21,104,857.35-13,286,084.10

Finding the Fourth Proportional to 14,069,904.90, 21,104,857.35 and 13,286,084.10

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Solution

The fourth proportional to 14,069,904.90, 21,104,857.35 and 13,286,084.10 is: 19,929,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069,904.90 : 21,104,857.35 = 13,286,084.10 : x
  2. Step 2: Convert to fraction form
    14,069,904.90/21,104,857.35 = 13,286,084.10/x
  3. Step 3: Cross multiply
    14,069,904.90x = 21,104,857.35 × 13,286,084.10
  4. Step 4: Simplify right side
    14,069,904.90x = 280,400,909,670,603.16
  5. Step 5: Solve for x
    x = 280,400,909,670,603.16/14,069,904.90
  6. Step 6: Final answer
    x = 19,929,126.15

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Double scale
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Similar ratio
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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.