Home / 31,718,026.47-43,779,998.96-19,157,085.93

Finding the Fourth Proportional to 31,718,026.47, 43,779,998.96 and 19,157,085.93

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Solution

The fourth proportional to 31,718,026.47, 43,779,998.96 and 19,157,085.93 is: 26,442,288.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,718,026.47 : 43,779,998.96 = 19,157,085.93 : x
  2. Step 2: Convert to fraction form
    31,718,026.47/43,779,998.96 = 19,157,085.93/x
  3. Step 3: Cross multiply
    31,718,026.47x = 43,779,998.96 × 19,157,085.93
  4. Step 4: Simplify right side
    31,718,026.47x = 838,697,202,139,923.25
  5. Step 5: Solve for x
    x = 838,697,202,139,923.25/31,718,026.47
  6. Step 6: Final answer
    x = 26,442,288.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.