Home / 19,868,648.70-29,779,353.45-17,837,363.10

Finding the Fourth Proportional to 19,868,648.70, 29,779,353.45 and 17,837,363.10

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Solution

The fourth proportional to 19,868,648.70, 29,779,353.45 and 17,837,363.10 is: 26,734,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,868,648.70 : 29,779,353.45 = 17,837,363.10 : x
  2. Step 2: Convert to fraction form
    19,868,648.70/29,779,353.45 = 17,837,363.10/x
  3. Step 3: Cross multiply
    19,868,648.70x = 29,779,353.45 × 17,837,363.10
  4. Step 4: Simplify right side
    19,868,648.70x = 531,185,140,370,887.75
  5. Step 5: Solve for x
    x = 531,185,140,370,887.75/19,868,648.70
  6. Step 6: Final answer
    x = 26,734,839.82

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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.