Home / 21,186,552.48-31,780,123.98-6,040,483.98

Finding the Fourth Proportional to 21,186,552.48, 31,780,123.98 and 6,040,483.98

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Solution

The fourth proportional to 21,186,552.48, 31,780,123.98 and 6,040,483.98 is: 9,060,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,186,552.48 : 31,780,123.98 = 6,040,483.98 : x
  2. Step 2: Convert to fraction form
    21,186,552.48/31,780,123.98 = 6,040,483.98/x
  3. Step 3: Cross multiply
    21,186,552.48x = 31,780,123.98 × 6,040,483.98
  4. Step 4: Simplify right side
    21,186,552.48x = 191,967,329,783,603.84
  5. Step 5: Solve for x
    x = 191,967,329,783,603.84/21,186,552.48
  6. Step 6: Final answer
    x = 9,060,810.15

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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.