Home / 8,558,465.13-11,810,974.50-4,690,985.40

Finding the Fourth Proportional to 8,558,465.13, 11,810,974.50 and 4,690,985.40

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Solution

The fourth proportional to 8,558,465.13, 11,810,974.50 and 4,690,985.40 is: 6,473,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558,465.13 : 11,810,974.50 = 4,690,985.40 : x
  2. Step 2: Convert to fraction form
    8,558,465.13/11,810,974.50 = 4,690,985.40/x
  3. Step 3: Cross multiply
    8,558,465.13x = 11,810,974.50 × 4,690,985.40
  4. Step 4: Simplify right side
    8,558,465.13x = 55,405,108,939,272.30
  5. Step 5: Solve for x
    x = 55,405,108,939,272.30/8,558,465.13
  6. Step 6: Final answer
    x = 6,473,720.24

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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.