Home / 61,830,003.20-92,745,004.80-21,444,569.60

Finding the Fourth Proportional to 61,830,003.20, 92,745,004.80 and 21,444,569.60

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Solution

The fourth proportional to 61,830,003.20, 92,745,004.80 and 21,444,569.60 is: 32,166,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,830,003.20 : 92,745,004.80 = 21,444,569.60 : x
  2. Step 2: Convert to fraction form
    61,830,003.20/92,745,004.80 = 21,444,569.60/x
  3. Step 3: Cross multiply
    61,830,003.20x = 92,745,004.80 × 21,444,569.60
  4. Step 4: Simplify right side
    61,830,003.20x = 1,988,876,710,485,934.25
  5. Step 5: Solve for x
    x = 1,988,876,710,485,934.25/61,830,003.20
  6. Step 6: Final answer
    x = 32,166,854.40

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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.