Home / 29,249,806.95-40,377,769.56-19,332,662.67

Finding the Fourth Proportional to 29,249,806.95, 40,377,769.56 and 19,332,662.67

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Solution

The fourth proportional to 29,249,806.95, 40,377,769.56 and 19,332,662.67 is: 26,687,690.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,249,806.95 : 40,377,769.56 = 19,332,662.67 : x
  2. Step 2: Convert to fraction form
    29,249,806.95/40,377,769.56 = 19,332,662.67/x
  3. Step 3: Cross multiply
    29,249,806.95x = 40,377,769.56 × 19,332,662.67
  4. Step 4: Simplify right side
    29,249,806.95x = 780,609,798,270,474.50
  5. Step 5: Solve for x
    x = 780,609,798,270,474.50/29,249,806.95
  6. Step 6: Final answer
    x = 26,687,690.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.