Home / 8,768,246.15-13,152,369.23-6,642,482.15

Finding the Fourth Proportional to 8,768,246.15, 13,152,369.23 and 6,642,482.15

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Solution

The fourth proportional to 8,768,246.15, 13,152,369.23 and 6,642,482.15 is: 9,963,723.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,246.15 : 13,152,369.23 = 6,642,482.15 : x
  2. Step 2: Convert to fraction form
    8,768,246.15/13,152,369.23 = 6,642,482.15/x
  3. Step 3: Cross multiply
    8,768,246.15x = 13,152,369.23 × 6,642,482.15
  4. Step 4: Simplify right side
    8,768,246.15x = 87,364,377,807,271.84
  5. Step 5: Solve for x
    x = 87,364,377,807,271.84/8,768,246.15
  6. Step 6: Final answer
    x = 9,963,723.23

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Double scale
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Similar ratio
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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.