Home / 30,857,566.40-46,286,349.60-25,856,043.20

Finding the Fourth Proportional to 30,857,566.40, 46,286,349.60 and 25,856,043.20

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Solution

The fourth proportional to 30,857,566.40, 46,286,349.60 and 25,856,043.20 is: 38,784,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,857,566.40 : 46,286,349.60 = 25,856,043.20 : x
  2. Step 2: Convert to fraction form
    30,857,566.40/46,286,349.60 = 25,856,043.20/x
  3. Step 3: Cross multiply
    30,857,566.40x = 46,286,349.60 × 25,856,043.20
  4. Step 4: Simplify right side
    30,857,566.40x = 1,196,781,854,827,902.75
  5. Step 5: Solve for x
    x = 1,196,781,854,827,902.75/30,857,566.40
  6. Step 6: Final answer
    x = 38,784,064.80

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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.