Home / 9,972,425.40-14,958,638.10-8,271,814.20

Finding the Fourth Proportional to 9,972,425.40, 14,958,638.10 and 8,271,814.20

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Solution

The fourth proportional to 9,972,425.40, 14,958,638.10 and 8,271,814.20 is: 12,407,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,425.40 : 14,958,638.10 = 8,271,814.20 : x
  2. Step 2: Convert to fraction form
    9,972,425.40/14,958,638.10 = 8,271,814.20/x
  3. Step 3: Cross multiply
    9,972,425.40x = 14,958,638.10 × 8,271,814.20
  4. Step 4: Simplify right side
    9,972,425.40x = 123,735,075,048,241.02
  5. Step 5: Solve for x
    x = 123,735,075,048,241.02/9,972,425.40
  6. Step 6: Final answer
    x = 12,407,721.30

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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.