Home / 13,289,955.40-19,934,933.10-6,571,491.40

Finding the Fourth Proportional to 13,289,955.40, 19,934,933.10 and 6,571,491.40

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Solution

The fourth proportional to 13,289,955.40, 19,934,933.10 and 6,571,491.40 is: 9,857,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289,955.40 : 19,934,933.10 = 6,571,491.40 : x
  2. Step 2: Convert to fraction form
    13,289,955.40/19,934,933.10 = 6,571,491.40/x
  3. Step 3: Cross multiply
    13,289,955.40x = 19,934,933.10 × 6,571,491.40
  4. Step 4: Simplify right side
    13,289,955.40x = 131,002,241,426,225.36
  5. Step 5: Solve for x
    x = 131,002,241,426,225.36/13,289,955.40
  6. Step 6: Final answer
    x = 9,857,237.10

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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.