Home / 13,208,218.36-19,814,296.08-4,687,841.32

Finding the Fourth Proportional to 13,208,218.36, 19,814,296.08 and 4,687,841.32

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Solution

The fourth proportional to 13,208,218.36, 19,814,296.08 and 4,687,841.32 is: 7,032,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,218.36 : 19,814,296.08 = 4,687,841.32 : x
  2. Step 2: Convert to fraction form
    13,208,218.36/19,814,296.08 = 4,687,841.32/x
  3. Step 3: Cross multiply
    13,208,218.36x = 19,814,296.08 × 4,687,841.32
  4. Step 4: Simplify right side
    13,208,218.36x = 92,886,275,890,538.02
  5. Step 5: Solve for x
    x = 92,886,275,890,538.02/13,208,218.36
  6. Step 6: Final answer
    x = 7,032,460.65

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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.