Home / 20,482,798.71-30,728,626.76-10,896,784.05

Finding the Fourth Proportional to 20,482,798.71, 30,728,626.76 and 10,896,784.05

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Solution

The fourth proportional to 20,482,798.71, 30,728,626.76 and 10,896,784.05 is: 16,347,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,482,798.71 : 30,728,626.76 = 10,896,784.05 : x
  2. Step 2: Convert to fraction form
    20,482,798.71/30,728,626.76 = 10,896,784.05/x
  3. Step 3: Cross multiply
    20,482,798.71x = 30,728,626.76 × 10,896,784.05
  4. Step 4: Simplify right side
    20,482,798.71x = 334,843,209,926,397
  5. Step 5: Solve for x
    x = 334,843,209,926,397/20,482,798.71
  6. Step 6: Final answer
    x = 16,347,532.13

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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.