Home / 21,045,406.09-29,045,110.68-17,506,951.96

Finding the Fourth Proportional to 21,045,406.09, 29,045,110.68 and 17,506,951.96

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Solution

The fourth proportional to 21,045,406.09, 29,045,110.68 and 17,506,951.96 is: 24,161,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,045,406.09 : 29,045,110.68 = 17,506,951.96 : x
  2. Step 2: Convert to fraction form
    21,045,406.09/29,045,110.68 = 17,506,951.96/x
  3. Step 3: Cross multiply
    21,045,406.09x = 29,045,110.68 × 17,506,951.96
  4. Step 4: Simplify right side
    21,045,406.09x = 508,491,357,347,642.94
  5. Step 5: Solve for x
    x = 508,491,357,347,642.94/21,045,406.09
  6. Step 6: Final answer
    x = 24,161,632.01

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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.