Home / 13,205,711.70-19,808,567.55-11,526,095.70

Finding the Fourth Proportional to 13,205,711.70, 19,808,567.55 and 11,526,095.70

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Solution

The fourth proportional to 13,205,711.70, 19,808,567.55 and 11,526,095.70 is: 17,289,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,711.70 : 19,808,567.55 = 11,526,095.70 : x
  2. Step 2: Convert to fraction form
    13,205,711.70/19,808,567.55 = 11,526,095.70/x
  3. Step 3: Cross multiply
    13,205,711.70x = 19,808,567.55 × 11,526,095.70
  4. Step 4: Simplify right side
    13,205,711.70x = 228,315,445,261,214.53
  5. Step 5: Solve for x
    x = 228,315,445,261,214.53/13,205,711.70
  6. Step 6: Final answer
    x = 17,289,143.55

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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.