Home / 75,748,527.22-113,606,298.09-20,415,070.73

Finding the Fourth Proportional to 75,748,527.22, 113,606,298.09 and 20,415,070.73

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Solution

The fourth proportional to 75,748,527.22, 113,606,298.09 and 20,415,070.73 is: 30,618,161.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,748,527.22 : 113,606,298.09 = 20,415,070.73 : x
  2. Step 2: Convert to fraction form
    75,748,527.22/113,606,298.09 = 20,415,070.73/x
  3. Step 3: Cross multiply
    75,748,527.22x = 113,606,298.09 × 20,415,070.73
  4. Step 4: Simplify right side
    75,748,527.22x = 2,319,280,610,880,814
  5. Step 5: Solve for x
    x = 2,319,280,610,880,814/75,748,527.22
  6. Step 6: Final answer
    x = 30,618,161.12

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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.