Home / 16,421,979.60-24,632,969.40-9,703,515.60

Finding the Fourth Proportional to 16,421,979.60, 24,632,969.40 and 9,703,515.60

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Solution

The fourth proportional to 16,421,979.60, 24,632,969.40 and 9,703,515.60 is: 14,555,273.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421,979.60 : 24,632,969.40 = 9,703,515.60 : x
  2. Step 2: Convert to fraction form
    16,421,979.60/24,632,969.40 = 9,703,515.60/x
  3. Step 3: Cross multiply
    16,421,979.60x = 24,632,969.40 × 9,703,515.60
  4. Step 4: Simplify right side
    16,421,979.60x = 239,026,402,847,222.62
  5. Step 5: Solve for x
    x = 239,026,402,847,222.62/16,421,979.60
  6. Step 6: Final answer
    x = 14,555,273.40

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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.