Home / 10,365,789.90-14,304,692.43-5,719,616.94

Finding the Fourth Proportional to 10,365,789.90, 14,304,692.43 and 5,719,616.94

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Solution

The fourth proportional to 10,365,789.90, 14,304,692.43 and 5,719,616.94 is: 7,893,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,789.90 : 14,304,692.43 = 5,719,616.94 : x
  2. Step 2: Convert to fraction form
    10,365,789.90/14,304,692.43 = 5,719,616.94/x
  3. Step 3: Cross multiply
    10,365,789.90x = 14,304,692.43 × 5,719,616.94
  4. Step 4: Simplify right side
    10,365,789.90x = 81,817,361,144,117.77
  5. Step 5: Solve for x
    x = 81,817,361,144,117.77/10,365,789.90
  6. Step 6: Final answer
    x = 7,893,017.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.