Home / 19,326,770.10-28,993,654.35-9,717,966.90

Finding the Fourth Proportional to 19,326,770.10, 28,993,654.35 and 9,717,966.90

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Solution

The fourth proportional to 19,326,770.10, 28,993,654.35 and 9,717,966.90 is: 14,578,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326,770.10 : 28,993,654.35 = 9,717,966.90 : x
  2. Step 2: Convert to fraction form
    19,326,770.10/28,993,654.35 = 9,717,966.90/x
  3. Step 3: Cross multiply
    19,326,770.10x = 28,993,654.35 × 9,717,966.90
  4. Step 4: Simplify right side
    19,326,770.10x = 281,759,373,283,341.06
  5. Step 5: Solve for x
    x = 281,759,373,283,341.06/19,326,770.10
  6. Step 6: Final answer
    x = 14,578,709.83

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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.