Home / 12,230,501.56-16,878,280.98-6,724,115.08

Finding the Fourth Proportional to 12,230,501.56, 16,878,280.98 and 6,724,115.08

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Solution

The fourth proportional to 12,230,501.56, 16,878,280.98 and 6,724,115.08 is: 9,279,382.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,501.56 : 16,878,280.98 = 6,724,115.08 : x
  2. Step 2: Convert to fraction form
    12,230,501.56/16,878,280.98 = 6,724,115.08/x
  3. Step 3: Cross multiply
    12,230,501.56x = 16,878,280.98 × 6,724,115.08
  4. Step 4: Simplify right side
    12,230,501.56x = 113,491,503,662,095.19
  5. Step 5: Solve for x
    x = 113,491,503,662,095.19/12,230,501.56
  6. Step 6: Final answer
    x = 9,279,382.62

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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.