Home / 19,207,356.08-28,806,906.12-6,077,814.40

Finding the Fourth Proportional to 19,207,356.08, 28,806,906.12 and 6,077,814.40

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Solution

The fourth proportional to 19,207,356.08, 28,806,906.12 and 6,077,814.40 is: 9,115,415.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207,356.08 : 28,806,906.12 = 6,077,814.40 : x
  2. Step 2: Convert to fraction form
    19,207,356.08/28,806,906.12 = 6,077,814.40/x
  3. Step 3: Cross multiply
    19,207,356.08x = 28,806,906.12 × 6,077,814.40
  4. Step 4: Simplify right side
    19,207,356.08x = 175,083,028,835,584.16
  5. Step 5: Solve for x
    x = 175,083,028,835,584.16/19,207,356.08
  6. Step 6: Final answer
    x = 9,115,415.37

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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.