Home / 7,099,089.60-10,642,413.60-4,260,331.20

Finding the Fourth Proportional to 7,099,089.60, 10,642,413.60 and 4,260,331.20

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Solution

The fourth proportional to 7,099,089.60, 10,642,413.60 and 4,260,331.20 is: 6,386,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099,089.60 : 10,642,413.60 = 4,260,331.20 : x
  2. Step 2: Convert to fraction form
    7,099,089.60/10,642,413.60 = 4,260,331.20/x
  3. Step 3: Cross multiply
    7,099,089.60x = 10,642,413.60 × 4,260,331.20
  4. Step 4: Simplify right side
    7,099,089.60x = 45,340,206,703,384.32
  5. Step 5: Solve for x
    x = 45,340,206,703,384.32/7,099,089.60
  6. Step 6: Final answer
    x = 6,386,763.55

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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.