Home / 7,185,501.72-9,915,904.84-4,088,017.16

Finding the Fourth Proportional to 7,185,501.72, 9,915,904.84 and 4,088,017.16

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Solution

The fourth proportional to 7,185,501.72, 9,915,904.84 and 4,088,017.16 is: 5,641,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,501.72 : 9,915,904.84 = 4,088,017.16 : x
  2. Step 2: Convert to fraction form
    7,185,501.72/9,915,904.84 = 4,088,017.16/x
  3. Step 3: Cross multiply
    7,185,501.72x = 9,915,904.84 × 4,088,017.16
  4. Step 4: Simplify right side
    7,185,501.72x = 40,536,389,142,847.05
  5. Step 5: Solve for x
    x = 40,536,389,142,847.05/7,185,501.72
  6. Step 6: Final answer
    x = 5,641,413.88

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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.