Home / 9,331,111.08-12,875,374.98-5,200,240.68

Finding the Fourth Proportional to 9,331,111.08, 12,875,374.98 and 5,200,240.68

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Solution

The fourth proportional to 9,331,111.08, 12,875,374.98 and 5,200,240.68 is: 7,175,463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331,111.08 : 12,875,374.98 = 5,200,240.68 : x
  2. Step 2: Convert to fraction form
    9,331,111.08/12,875,374.98 = 5,200,240.68/x
  3. Step 3: Cross multiply
    9,331,111.08x = 12,875,374.98 × 5,200,240.68
  4. Step 4: Simplify right side
    9,331,111.08x = 66,955,048,741,250.19
  5. Step 5: Solve for x
    x = 66,955,048,741,250.19/9,331,111.08
  6. Step 6: Final answer
    x = 7,175,463.69

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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.