Home / 57,348,797.81-86,050,100.88-28,597,175.40

Finding the Fourth Proportional to 57,348,797.81, 86,050,100.88 and 28,597,175.40

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Solution

The fourth proportional to 57,348,797.81, 86,050,100.88 and 28,597,175.40 is: 42,909,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,348,797.81 : 86,050,100.88 = 28,597,175.40 : x
  2. Step 2: Convert to fraction form
    57,348,797.81/86,050,100.88 = 28,597,175.40/x
  3. Step 3: Cross multiply
    57,348,797.81x = 86,050,100.88 × 28,597,175.40
  4. Step 4: Simplify right side
    57,348,797.81x = 2,460,789,828,375,742
  5. Step 5: Solve for x
    x = 2,460,789,828,375,742/57,348,797.81
  6. Step 6: Final answer
    x = 42,909,178.96

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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.