Home / 49,209,646.40-73,814,469.60-13,307,854.40

Finding the Fourth Proportional to 49,209,646.40, 73,814,469.60 and 13,307,854.40

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Solution

The fourth proportional to 49,209,646.40, 73,814,469.60 and 13,307,854.40 is: 19,961,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,646.40 : 73,814,469.60 = 13,307,854.40 : x
  2. Step 2: Convert to fraction form
    49,209,646.40/73,814,469.60 = 13,307,854.40/x
  3. Step 3: Cross multiply
    49,209,646.40x = 73,814,469.60 × 13,307,854.40
  4. Step 4: Simplify right side
    49,209,646.40x = 982,312,214,050,026.25
  5. Step 5: Solve for x
    x = 982,312,214,050,026.25/49,209,646.40
  6. Step 6: Final answer
    x = 19,961,781.60

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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.