Home / 48,877,284-67,443,161.40-28,246,749.24

Finding the Fourth Proportional to 48,877,284, 67,443,161.40 and 28,246,749.24

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Solution

The fourth proportional to 48,877,284, 67,443,161.40 and 28,246,749.24 is: 38,976,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,877,284 : 67,443,161.40 = 28,246,749.24 : x
  2. Step 2: Convert to fraction form
    48,877,284/67,443,161.40 = 28,246,749.24/x
  3. Step 3: Cross multiply
    48,877,284x = 67,443,161.40 × 28,246,749.24
  4. Step 4: Simplify right side
    48,877,284x = 1,905,050,068,018,647.50
  5. Step 5: Solve for x
    x = 1,905,050,068,018,647.50/48,877,284
  6. Step 6: Final answer
    x = 38,976,185.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.