Home / 45,690,221.35-68,528,590.60-13,333,436.07

Finding the Fourth Proportional to 45,690,221.35, 68,528,590.60 and 13,333,436.07

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Solution

The fourth proportional to 45,690,221.35, 68,528,590.60 and 13,333,436.07 is: 19,998,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,690,221.35 : 68,528,590.60 = 13,333,436.07 : x
  2. Step 2: Convert to fraction form
    45,690,221.35/68,528,590.60 = 13,333,436.07/x
  3. Step 3: Cross multiply
    45,690,221.35x = 68,528,590.60 × 13,333,436.07
  4. Step 4: Simplify right side
    45,690,221.35x = 913,721,581,732,302.88
  5. Step 5: Solve for x
    x = 913,721,581,732,302.88/45,690,221.35
  6. Step 6: Final answer
    x = 19,998,186.81

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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.