Home / 58,046,014.05-87,069,008.22-21,160,669.38

Finding the Fourth Proportional to 58,046,014.05, 87,069,008.22 and 21,160,669.38

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Solution

The fourth proportional to 58,046,014.05, 87,069,008.22 and 21,160,669.38 is: 31,740,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,046,014.05 : 87,069,008.22 = 21,160,669.38 : x
  2. Step 2: Convert to fraction form
    58,046,014.05/87,069,008.22 = 21,160,669.38/x
  3. Step 3: Cross multiply
    58,046,014.05x = 87,069,008.22 × 21,160,669.38
  4. Step 4: Simplify right side
    58,046,014.05x = 1,842,438,496,187,922.25
  5. Step 5: Solve for x
    x = 1,842,438,496,187,922.25/58,046,014.05
  6. Step 6: Final answer
    x = 31,740,999.38

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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.