Home / 10,153,908.20-14,012,311.55-5,507,681.64

Finding the Fourth Proportional to 10,153,908.20, 14,012,311.55 and 5,507,681.64

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Solution

The fourth proportional to 10,153,908.20, 14,012,311.55 and 5,507,681.64 is: 7,600,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153,908.20 : 14,012,311.55 = 5,507,681.64 : x
  2. Step 2: Convert to fraction form
    10,153,908.20/14,012,311.55 = 5,507,681.64/x
  3. Step 3: Cross multiply
    10,153,908.20x = 14,012,311.55 × 5,507,681.64
  4. Step 4: Simplify right side
    10,153,908.20x = 77,175,351,030,356.53
  5. Step 5: Solve for x
    x = 77,175,351,030,356.53/10,153,908.20
  6. Step 6: Final answer
    x = 7,600,556.31

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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.