Home / 13,437,862.23-20,155,667.70-6,953,949.87

Finding the Fourth Proportional to 13,437,862.23, 20,155,667.70 and 6,953,949.87

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Solution

The fourth proportional to 13,437,862.23, 20,155,667.70 and 6,953,949.87 is: 10,430,342.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,862.23 : 20,155,667.70 = 6,953,949.87 : x
  2. Step 2: Convert to fraction form
    13,437,862.23/20,155,667.70 = 6,953,949.87/x
  3. Step 3: Cross multiply
    13,437,862.23x = 20,155,667.70 × 6,953,949.87
  4. Step 4: Simplify right side
    13,437,862.23x = 140,161,502,732,671.75
  5. Step 5: Solve for x
    x = 140,161,502,732,671.75/13,437,862.23
  6. Step 6: Final answer
    x = 10,430,342.29

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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.