Home / 61,566,906.80-92,328,587.40-21,167,994.80

Finding the Fourth Proportional to 61,566,906.80, 92,328,587.40 and 21,167,994.80

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Solution

The fourth proportional to 61,566,906.80, 92,328,587.40 and 21,167,994.80 is: 31,744,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,566,906.80 : 92,328,587.40 = 21,167,994.80 : x
  2. Step 2: Convert to fraction form
    61,566,906.80/92,328,587.40 = 21,167,994.80/x
  3. Step 3: Cross multiply
    61,566,906.80x = 92,328,587.40 × 21,167,994.80
  4. Step 4: Simplify right side
    61,566,906.80x = 1,954,411,057,974,545.75
  5. Step 5: Solve for x
    x = 1,954,411,057,974,545.75/61,566,906.80
  6. Step 6: Final answer
    x = 31,744,506.25

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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.