Home / 6,688,284.40-10,032,426.60-2,428,591.60

Finding the Fourth Proportional to 6,688,284.40, 10,032,426.60 and 2,428,591.60

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Solution

The fourth proportional to 6,688,284.40, 10,032,426.60 and 2,428,591.60 is: 3,642,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,284.40 : 10,032,426.60 = 2,428,591.60 : x
  2. Step 2: Convert to fraction form
    6,688,284.40/10,032,426.60 = 2,428,591.60/x
  3. Step 3: Cross multiply
    6,688,284.40x = 10,032,426.60 × 2,428,591.60
  4. Step 4: Simplify right side
    6,688,284.40x = 24,364,666,968,376.56
  5. Step 5: Solve for x
    x = 24,364,666,968,376.56/6,688,284.40
  6. Step 6: Final answer
    x = 3,642,887.40

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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.