Home / 19,931,607.70-29,897,411.55-17,412,183.70

Finding the Fourth Proportional to 19,931,607.70, 29,897,411.55 and 17,412,183.70

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Solution

The fourth proportional to 19,931,607.70, 29,897,411.55 and 17,412,183.70 is: 26,118,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,931,607.70 : 29,897,411.55 = 17,412,183.70 : x
  2. Step 2: Convert to fraction form
    19,931,607.70/29,897,411.55 = 17,412,183.70/x
  3. Step 3: Cross multiply
    19,931,607.70x = 29,897,411.55 × 17,412,183.70
  4. Step 4: Simplify right side
    19,931,607.70x = 520,579,222,063,101.75
  5. Step 5: Solve for x
    x = 520,579,222,063,101.75/19,931,607.70
  6. Step 6: Final answer
    x = 26,118,275.55

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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.