Home / 19,811,285.70-29,716,928.55-17,472,945.30

Finding the Fourth Proportional to 19,811,285.70, 29,716,928.55 and 17,472,945.30

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Solution

The fourth proportional to 19,811,285.70, 29,716,928.55 and 17,472,945.30 is: 26,209,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,811,285.70 : 29,716,928.55 = 17,472,945.30 : x
  2. Step 2: Convert to fraction form
    19,811,285.70/29,716,928.55 = 17,472,945.30/x
  3. Step 3: Cross multiply
    19,811,285.70x = 29,716,928.55 × 17,472,945.30
  4. Step 4: Simplify right side
    19,811,285.70x = 519,242,267,038,158.38
  5. Step 5: Solve for x
    x = 519,242,267,038,158.38/19,811,285.70
  6. Step 6: Final answer
    x = 26,209,417.95

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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.