Home / 19,575,216.80-29,362,825.20-5,391,792.80

Finding the Fourth Proportional to 19,575,216.80, 29,362,825.20 and 5,391,792.80

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Solution

The fourth proportional to 19,575,216.80, 29,362,825.20 and 5,391,792.80 is: 8,087,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575,216.80 : 29,362,825.20 = 5,391,792.80 : x
  2. Step 2: Convert to fraction form
    19,575,216.80/29,362,825.20 = 5,391,792.80/x
  3. Step 3: Cross multiply
    19,575,216.80x = 29,362,825.20 × 5,391,792.80
  4. Step 4: Simplify right side
    19,575,216.80x = 158,318,269,501,018.56
  5. Step 5: Solve for x
    x = 158,318,269,501,018.56/19,575,216.80
  6. Step 6: Final answer
    x = 8,087,689.20

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1.5x scale

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.