Home / 10,618,520.08-14,653,091.28-5,972,692.72

Finding the Fourth Proportional to 10,618,520.08, 14,653,091.28 and 5,972,692.72

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Solution

The fourth proportional to 10,618,520.08, 14,653,091.28 and 5,972,692.72 is: 8,242,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,520.08 : 14,653,091.28 = 5,972,692.72 : x
  2. Step 2: Convert to fraction form
    10,618,520.08/14,653,091.28 = 5,972,692.72/x
  3. Step 3: Cross multiply
    10,618,520.08x = 14,653,091.28 × 5,972,692.72
  4. Step 4: Simplify right side
    10,618,520.08x = 87,518,411,613,551.47
  5. Step 5: Solve for x
    x = 87,518,411,613,551.47/10,618,520.08
  6. Step 6: Final answer
    x = 8,242,053.60

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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.