Home / 9,128,853.77-12,597,818.32-5,261,624.05

Finding the Fourth Proportional to 9,128,853.77, 12,597,818.32 and 5,261,624.05

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Solution

The fourth proportional to 9,128,853.77, 12,597,818.32 and 5,261,624.05 is: 7,261,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,853.77 : 12,597,818.32 = 5,261,624.05 : x
  2. Step 2: Convert to fraction form
    9,128,853.77/12,597,818.32 = 5,261,624.05/x
  3. Step 3: Cross multiply
    9,128,853.77x = 12,597,818.32 × 5,261,624.05
  4. Step 4: Simplify right side
    9,128,853.77x = 66,284,983,813,314.62
  5. Step 5: Solve for x
    x = 66,284,983,813,314.62/9,128,853.77
  6. Step 6: Final answer
    x = 7,261,041.25

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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.