Home / 19,326,774.60-28,993,661.10-9,717,971.40

Finding the Fourth Proportional to 19,326,774.60, 28,993,661.10 and 9,717,971.40

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Solution

The fourth proportional to 19,326,774.60, 28,993,661.10 and 9,717,971.40 is: 14,578,716.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326,774.60 : 28,993,661.10 = 9,717,971.40 : x
  2. Step 2: Convert to fraction form
    19,326,774.60/28,993,661.10 = 9,717,971.40/x
  3. Step 3: Cross multiply
    19,326,774.60x = 28,993,661.10 × 9,717,971.40
  4. Step 4: Simplify right side
    19,326,774.60x = 281,759,569,351,092.56
  5. Step 5: Solve for x
    x = 281,759,569,351,092.56/19,326,774.60
  6. Step 6: Final answer
    x = 14,578,716.58

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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.