Home / 17,090,142.40-25,626,017.94-6,849,863.20

Finding the Fourth Proportional to 17,090,142.40, 25,626,017.94 and 6,849,863.20

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Solution

The fourth proportional to 17,090,142.40, 25,626,017.94 and 6,849,863.20 is: 10,271,109.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,090,142.40 : 25,626,017.94 = 6,849,863.20 : x
  2. Step 2: Convert to fraction form
    17,090,142.40/25,626,017.94 = 6,849,863.20/x
  3. Step 3: Cross multiply
    17,090,142.40x = 25,626,017.94 × 6,849,863.20
  4. Step 4: Simplify right side
    17,090,142.40x = 175,534,717,249,745.81
  5. Step 5: Solve for x
    x = 175,534,717,249,745.81/17,090,142.40
  6. Step 6: Final answer
    x = 10,271,109.11

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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.