Home / 9,686,543.10-14,529,814.65-8,641,448.70

Finding the Fourth Proportional to 9,686,543.10, 14,529,814.65 and 8,641,448.70

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Solution

The fourth proportional to 9,686,543.10, 14,529,814.65 and 8,641,448.70 is: 12,962,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686,543.10 : 14,529,814.65 = 8,641,448.70 : x
  2. Step 2: Convert to fraction form
    9,686,543.10/14,529,814.65 = 8,641,448.70/x
  3. Step 3: Cross multiply
    9,686,543.10x = 14,529,814.65 × 8,641,448.70
  4. Step 4: Simplify right side
    9,686,543.10x = 125,558,647,918,483.45
  5. Step 5: Solve for x
    x = 125,558,647,918,483.45/9,686,543.10
  6. Step 6: Final answer
    x = 12,962,173.05

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Double scale
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Similar ratio
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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.