Home / 13,291,760.53-19,926,268.72-5,100,281.16

Finding the Fourth Proportional to 13,291,760.53, 19,926,268.72 and 5,100,281.16

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Solution

The fourth proportional to 13,291,760.53, 19,926,268.72 and 5,100,281.16 is: 7,646,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,760.53 : 19,926,268.72 = 5,100,281.16 : x
  2. Step 2: Convert to fraction form
    13,291,760.53/19,926,268.72 = 5,100,281.16/x
  3. Step 3: Cross multiply
    13,291,760.53x = 19,926,268.72 × 5,100,281.16
  4. Step 4: Simplify right side
    13,291,760.53x = 101,629,572,854,239.11
  5. Step 5: Solve for x
    x = 101,629,572,854,239.11/13,291,760.53
  6. Step 6: Final answer
    x = 7,646,058.07

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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.