Home / 18,716,000.60-28,053,005.70-9,614,581.40

Finding the Fourth Proportional to 18,716,000.60, 28,053,005.70 and 9,614,581.40

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Solution

The fourth proportional to 18,716,000.60, 28,053,005.70 and 9,614,581.40 is: 14,411,086.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,716,000.60 : 28,053,005.70 = 9,614,581.40 : x
  2. Step 2: Convert to fraction form
    18,716,000.60/28,053,005.70 = 9,614,581.40/x
  3. Step 3: Cross multiply
    18,716,000.60x = 28,053,005.70 × 9,614,581.40
  4. Step 4: Simplify right side
    18,716,000.60x = 269,717,906,817,313.97
  5. Step 5: Solve for x
    x = 269,717,906,817,313.97/18,716,000.60
  6. Step 6: Final answer
    x = 14,411,086.67

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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.