Home / 13,146,422.04-19,719,041.40-8,830,290.75

Finding the Fourth Proportional to 13,146,422.04, 19,719,041.40 and 8,830,290.75

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Solution

The fourth proportional to 13,146,422.04, 19,719,041.40 and 8,830,290.75 is: 13,245,038.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,422.04 : 19,719,041.40 = 8,830,290.75 : x
  2. Step 2: Convert to fraction form
    13,146,422.04/19,719,041.40 = 8,830,290.75/x
  3. Step 3: Cross multiply
    13,146,422.04x = 19,719,041.40 × 8,830,290.75
  4. Step 4: Simplify right side
    13,146,422.04x = 174,124,868,873,287.03
  5. Step 5: Solve for x
    x = 174,124,868,873,287.03/13,146,422.04
  6. Step 6: Final answer
    x = 13,245,038.71

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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.