Home / 13,302,057.70-19,953,086.55-9,688,258.90

Finding the Fourth Proportional to 13,302,057.70, 19,953,086.55 and 9,688,258.90

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Solution

The fourth proportional to 13,302,057.70, 19,953,086.55 and 9,688,258.90 is: 14,532,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,057.70 : 19,953,086.55 = 9,688,258.90 : x
  2. Step 2: Convert to fraction form
    13,302,057.70/19,953,086.55 = 9,688,258.90/x
  3. Step 3: Cross multiply
    13,302,057.70x = 19,953,086.55 × 9,688,258.90
  4. Step 4: Simplify right side
    13,302,057.70x = 193,310,668,350,507.81
  5. Step 5: Solve for x
    x = 193,310,668,350,507.81/13,302,057.70
  6. Step 6: Final answer
    x = 14,532,388.35

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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.