Home / 28,598,421.18-42,883,682.37-10,148,118.88

Finding the Fourth Proportional to 28,598,421.18, 42,883,682.37 and 10,148,118.88

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Solution

The fourth proportional to 28,598,421.18, 42,883,682.37 and 10,148,118.88 is: 15,217,228.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598,421.18 : 42,883,682.37 = 10,148,118.88 : x
  2. Step 2: Convert to fraction form
    28,598,421.18/42,883,682.37 = 10,148,118.88/x
  3. Step 3: Cross multiply
    28,598,421.18x = 42,883,682.37 × 10,148,118.88
  4. Step 4: Simplify right side
    28,598,421.18x = 435,188,706,702,920.12
  5. Step 5: Solve for x
    x = 435,188,706,702,920.12/28,598,421.18
  6. Step 6: Final answer
    x = 15,217,228.39

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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.