Home / 29,001,728.98-40,023,413.08-15,949,998.10

Finding the Fourth Proportional to 29,001,728.98, 40,023,413.08 and 15,949,998.10

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Solution

The fourth proportional to 29,001,728.98, 40,023,413.08 and 15,949,998.10 is: 22,011,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,728.98 : 40,023,413.08 = 15,949,998.10 : x
  2. Step 2: Convert to fraction form
    29,001,728.98/40,023,413.08 = 15,949,998.10/x
  3. Step 3: Cross multiply
    29,001,728.98x = 40,023,413.08 × 15,949,998.10
  4. Step 4: Simplify right side
    29,001,728.98x = 638,373,362,581,515.12
  5. Step 5: Solve for x
    x = 638,373,362,581,515.12/29,001,728.98
  6. Step 6: Final answer
    x = 22,011,562.24

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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.