Home / 14,387,838.54-19,854,626.35-7,861,692.03

Finding the Fourth Proportional to 14,387,838.54, 19,854,626.35 and 7,861,692.03

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Solution

The fourth proportional to 14,387,838.54, 19,854,626.35 and 7,861,692.03 is: 10,848,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387,838.54 : 19,854,626.35 = 7,861,692.03 : x
  2. Step 2: Convert to fraction form
    14,387,838.54/19,854,626.35 = 7,861,692.03/x
  3. Step 3: Cross multiply
    14,387,838.54x = 19,854,626.35 × 7,861,692.03
  4. Step 4: Simplify right side
    14,387,838.54x = 156,090,957,734,423
  5. Step 5: Solve for x
    x = 156,090,957,734,423/14,387,838.54
  6. Step 6: Final answer
    x = 10,848,812.16

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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.