Home / 19,379,159.89-29,041,318.45-10,747,056.93

Finding the Fourth Proportional to 19,379,159.89, 29,041,318.45 and 10,747,056.93

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Solution

The fourth proportional to 19,379,159.89, 29,041,318.45 and 10,747,056.93 is: 16,105,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379,159.89 : 29,041,318.45 = 10,747,056.93 : x
  2. Step 2: Convert to fraction form
    19,379,159.89/29,041,318.45 = 10,747,056.93/x
  3. Step 3: Cross multiply
    19,379,159.89x = 29,041,318.45 × 10,747,056.93
  4. Step 4: Simplify right side
    19,379,159.89x = 312,108,702,704,409.31
  5. Step 5: Solve for x
    x = 312,108,702,704,409.31/19,379,159.89
  6. Step 6: Final answer
    x = 16,105,378.38

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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.