Home / 58,063,859.54-80,128,121.40-31,602,402.90

Finding the Fourth Proportional to 58,063,859.54, 80,128,121.40 and 31,602,402.90

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Solution

The fourth proportional to 58,063,859.54, 80,128,121.40 and 31,602,402.90 is: 43,611,313.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,063,859.54 : 80,128,121.40 = 31,602,402.90 : x
  2. Step 2: Convert to fraction form
    58,063,859.54/80,128,121.40 = 31,602,402.90/x
  3. Step 3: Cross multiply
    58,063,859.54x = 80,128,121.40 × 31,602,402.90
  4. Step 4: Simplify right side
    58,063,859.54x = 2,532,241,176,102,912
  5. Step 5: Solve for x
    x = 2,532,241,176,102,912/58,063,859.54
  6. Step 6: Final answer
    x = 43,611,313.41

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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.