Home / 19,905,641.84-29,801,185.08-17,828,560.40

Finding the Fourth Proportional to 19,905,641.84, 29,801,185.08 and 17,828,560.40

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Solution

The fourth proportional to 19,905,641.84, 29,801,185.08 and 17,828,560.40 is: 26,691,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905,641.84 : 29,801,185.08 = 17,828,560.40 : x
  2. Step 2: Convert to fraction form
    19,905,641.84/29,801,185.08 = 17,828,560.40/x
  3. Step 3: Cross multiply
    19,905,641.84x = 29,801,185.08 × 17,828,560.40
  4. Step 4: Simplify right side
    19,905,641.84x = 531,312,228,190,358.75
  5. Step 5: Solve for x
    x = 531,312,228,190,358.75/19,905,641.84
  6. Step 6: Final answer
    x = 26,691,539.64

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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.