Home / 42,876,828.06-64,321,773.93-26,689,684.38

Finding the Fourth Proportional to 42,876,828.06, 64,321,773.93 and 26,689,684.38

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Solution

The fourth proportional to 42,876,828.06, 64,321,773.93 and 26,689,684.38 is: 40,038,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,876,828.06 : 64,321,773.93 = 26,689,684.38 : x
  2. Step 2: Convert to fraction form
    42,876,828.06/64,321,773.93 = 26,689,684.38/x
  3. Step 3: Cross multiply
    42,876,828.06x = 64,321,773.93 × 26,689,684.38
  4. Step 4: Simplify right side
    42,876,828.06x = 1,716,727,844,953,412.25
  5. Step 5: Solve for x
    x = 1,716,727,844,953,412.25/42,876,828.06
  6. Step 6: Final answer
    x = 40,038,592.47

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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.