Home / 12,850,987.51-17,734,259.45-6,970,607.07

Finding the Fourth Proportional to 12,850,987.51, 17,734,259.45 and 6,970,607.07

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Solution

The fourth proportional to 12,850,987.51, 17,734,259.45 and 6,970,607.07 is: 9,619,381.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850,987.51 : 17,734,259.45 = 6,970,607.07 : x
  2. Step 2: Convert to fraction form
    12,850,987.51/17,734,259.45 = 6,970,607.07/x
  3. Step 3: Cross multiply
    12,850,987.51x = 17,734,259.45 × 6,970,607.07
  4. Step 4: Simplify right side
    12,850,987.51x = 123,618,554,268,531.28
  5. Step 5: Solve for x
    x = 123,618,554,268,531.28/12,850,987.51
  6. Step 6: Final answer
    x = 9,619,381.72

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1.5x scale

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.