Home / 65,216,625.92-89,996,998.56-37,338,411.20

Finding the Fourth Proportional to 65,216,625.92, 89,996,998.56 and 37,338,411.20

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Solution

The fourth proportional to 65,216,625.92, 89,996,998.56 and 37,338,411.20 is: 51,525,893.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,216,625.92 : 89,996,998.56 = 37,338,411.20 : x
  2. Step 2: Convert to fraction form
    65,216,625.92/89,996,998.56 = 37,338,411.20/x
  3. Step 3: Cross multiply
    65,216,625.92x = 89,996,998.56 × 37,338,411.20
  4. Step 4: Simplify right side
    65,216,625.92x = 3,360,344,938,999,088
  5. Step 5: Solve for x
    x = 3,360,344,938,999,088/65,216,625.92
  6. Step 6: Final answer
    x = 51,525,893.77

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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.