Home / 49,294,315.64-68,009,633.12-28,385,897.63

Finding the Fourth Proportional to 49,294,315.64, 68,009,633.12 and 28,385,897.63

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Solution

The fourth proportional to 49,294,315.64, 68,009,633.12 and 28,385,897.63 is: 39,163,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,294,315.64 : 68,009,633.12 = 28,385,897.63 : x
  2. Step 2: Convert to fraction form
    49,294,315.64/68,009,633.12 = 28,385,897.63/x
  3. Step 3: Cross multiply
    49,294,315.64x = 68,009,633.12 × 28,385,897.63
  4. Step 4: Simplify right side
    49,294,315.64x = 1,930,514,483,329,094.25
  5. Step 5: Solve for x
    x = 1,930,514,483,329,094.25/49,294,315.64
  6. Step 6: Final answer
    x = 39,163,024.34

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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.