Home / 61,898,187.28-85,420,386.16-34,023,478.07

Finding the Fourth Proportional to 61,898,187.28, 85,420,386.16 and 34,023,478.07

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Solution

The fourth proportional to 61,898,187.28, 85,420,386.16 and 34,023,478.07 is: 46,952,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,898,187.28 : 85,420,386.16 = 34,023,478.07 : x
  2. Step 2: Convert to fraction form
    61,898,187.28/85,420,386.16 = 34,023,478.07/x
  3. Step 3: Cross multiply
    61,898,187.28x = 85,420,386.16 × 34,023,478.07
  4. Step 4: Simplify right side
    61,898,187.28x = 2,906,298,634,733,530.50
  5. Step 5: Solve for x
    x = 2,906,298,634,733,530.50/61,898,187.28
  6. Step 6: Final answer
    x = 46,952,887.68

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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.