Home / 13,153,268.70-19,701,909.45-10,913,780.70

Finding the Fourth Proportional to 13,153,268.70, 19,701,909.45 and 10,913,780.70

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Solution

The fourth proportional to 13,153,268.70, 19,701,909.45 and 10,913,780.70 is: 16,347,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,268.70 : 19,701,909.45 = 10,913,780.70 : x
  2. Step 2: Convert to fraction form
    13,153,268.70/19,701,909.45 = 10,913,780.70/x
  3. Step 3: Cross multiply
    13,153,268.70x = 19,701,909.45 × 10,913,780.70
  4. Step 4: Simplify right side
    13,153,268.70x = 215,022,319,108,557.59
  5. Step 5: Solve for x
    x = 215,022,319,108,557.59/13,153,268.70
  6. Step 6: Final answer
    x = 16,347,443.67

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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.