Home / 8,428,341.93-11,626,827.35-5,119,758.35

Finding the Fourth Proportional to 8,428,341.93, 11,626,827.35 and 5,119,758.35

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Solution

The fourth proportional to 8,428,341.93, 11,626,827.35 and 5,119,758.35 is: 7,062,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,341.93 : 11,626,827.35 = 5,119,758.35 : x
  2. Step 2: Convert to fraction form
    8,428,341.93/11,626,827.35 = 5,119,758.35/x
  3. Step 3: Cross multiply
    8,428,341.93x = 11,626,827.35 × 5,119,758.35
  4. Step 4: Simplify right side
    8,428,341.93x = 59,526,546,325,437.95
  5. Step 5: Solve for x
    x = 59,526,546,325,437.95/8,428,341.93
  6. Step 6: Final answer
    x = 7,062,663.90

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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.