Home / 16,705,666.40-25,008,733.20-9,970,613.60

Finding the Fourth Proportional to 16,705,666.40, 25,008,733.20 and 9,970,613.60

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Solution

The fourth proportional to 16,705,666.40, 25,008,733.20 and 9,970,613.60 is: 14,926,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705,666.40 : 25,008,733.20 = 9,970,613.60 : x
  2. Step 2: Convert to fraction form
    16,705,666.40/25,008,733.20 = 9,970,613.60/x
  3. Step 3: Cross multiply
    16,705,666.40x = 25,008,733.20 × 9,970,613.60
  4. Step 4: Simplify right side
    16,705,666.40x = 249,352,415,362,691.50
  5. Step 5: Solve for x
    x = 249,352,415,362,691.50/16,705,666.40
  6. Step 6: Final answer
    x = 14,926,217.81

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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.