Home / 21,548,073.90-29,736,972.95-11,759,148.84

Finding the Fourth Proportional to 21,548,073.90, 29,736,972.95 and 11,759,148.84

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Solution

The fourth proportional to 21,548,073.90, 29,736,972.95 and 11,759,148.84 is: 16,227,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,073.90 : 29,736,972.95 = 11,759,148.84 : x
  2. Step 2: Convert to fraction form
    21,548,073.90/29,736,972.95 = 11,759,148.84/x
  3. Step 3: Cross multiply
    21,548,073.90x = 29,736,972.95 × 11,759,148.84
  4. Step 4: Simplify right side
    21,548,073.90x = 349,681,490,911,308.12
  5. Step 5: Solve for x
    x = 349,681,490,911,308.12/21,548,073.90
  6. Step 6: Final answer
    x = 16,227,969.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.