Home / 6,686,232.70-10,029,349.05-1,637,543.20

Finding the Fourth Proportional to 6,686,232.70, 10,029,349.05 and 1,637,543.20

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Solution

The fourth proportional to 6,686,232.70, 10,029,349.05 and 1,637,543.20 is: 2,456,314.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,232.70 : 10,029,349.05 = 1,637,543.20 : x
  2. Step 2: Convert to fraction form
    6,686,232.70/10,029,349.05 = 1,637,543.20/x
  3. Step 3: Cross multiply
    6,686,232.70x = 10,029,349.05 × 1,637,543.20
  4. Step 4: Simplify right side
    6,686,232.70x = 16,423,492,337,253.96
  5. Step 5: Solve for x
    x = 16,423,492,337,253.96/6,686,232.70
  6. Step 6: Final answer
    x = 2,456,314.80

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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.