Home / 30,363,934.59-41,858,647.02-21,646,973.52

Finding the Fourth Proportional to 30,363,934.59, 41,858,647.02 and 21,646,973.52

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Solution

The fourth proportional to 30,363,934.59, 41,858,647.02 and 21,646,973.52 is: 29,841,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,934.59 : 41,858,647.02 = 21,646,973.52 : x
  2. Step 2: Convert to fraction form
    30,363,934.59/41,858,647.02 = 21,646,973.52/x
  3. Step 3: Cross multiply
    30,363,934.59x = 41,858,647.02 × 21,646,973.52
  4. Step 4: Simplify right side
    30,363,934.59x = 906,113,023,624,967
  5. Step 5: Solve for x
    x = 906,113,023,624,967/30,363,934.59
  6. Step 6: Final answer
    x = 29,841,752.59

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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.