Home / 12,946,417.48-19,422,184.50-4,749,135.88

Finding the Fourth Proportional to 12,946,417.48, 19,422,184.50 and 4,749,135.88

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Solution

The fourth proportional to 12,946,417.48, 19,422,184.50 and 4,749,135.88 is: 7,124,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,417.48 : 19,422,184.50 = 4,749,135.88 : x
  2. Step 2: Convert to fraction form
    12,946,417.48/19,422,184.50 = 4,749,135.88/x
  3. Step 3: Cross multiply
    12,946,417.48x = 19,422,184.50 × 4,749,135.88
  4. Step 4: Simplify right side
    12,946,417.48x = 92,238,593,276,929.86
  5. Step 5: Solve for x
    x = 92,238,593,276,929.86/12,946,417.48
  6. Step 6: Final answer
    x = 7,124,642.27

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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.