Home / 12,083,572.37-16,675,690.77-7,440,036.29

Finding the Fourth Proportional to 12,083,572.37, 16,675,690.77 and 7,440,036.29

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Solution

The fourth proportional to 12,083,572.37, 16,675,690.77 and 7,440,036.29 is: 10,267,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,572.37 : 16,675,690.77 = 7,440,036.29 : x
  2. Step 2: Convert to fraction form
    12,083,572.37/16,675,690.77 = 7,440,036.29/x
  3. Step 3: Cross multiply
    12,083,572.37x = 16,675,690.77 × 7,440,036.29
  4. Step 4: Simplify right side
    12,083,572.37x = 124,067,744,512,707.19
  5. Step 5: Solve for x
    x = 124,067,744,512,707.19/12,083,572.37
  6. Step 6: Final answer
    x = 10,267,472.30

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1.5x scale

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.