Home / 57,957,388.68-79,983,114.42-31,852,831.56

Finding the Fourth Proportional to 57,957,388.68, 79,983,114.42 and 31,852,831.56

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Solution

The fourth proportional to 57,957,388.68, 79,983,114.42 and 31,852,831.56 is: 43,957,961.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,957,388.68 : 79,983,114.42 = 31,852,831.56 : x
  2. Step 2: Convert to fraction form
    57,957,388.68/79,983,114.42 = 31,852,831.56/x
  3. Step 3: Cross multiply
    57,957,388.68x = 79,983,114.42 × 31,852,831.56
  4. Step 4: Simplify right side
    57,957,388.68x = 2,547,688,671,264,467
  5. Step 5: Solve for x
    x = 2,547,688,671,264,467/57,957,388.68
  6. Step 6: Final answer
    x = 43,957,961.69

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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.