Home / 9,021,955.35-13,500,604.86-7,811,706

Finding the Fourth Proportional to 9,021,955.35, 13,500,604.86 and 7,811,706

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Solution

The fourth proportional to 9,021,955.35, 13,500,604.86 and 7,811,706 is: 11,689,567.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,955.35 : 13,500,604.86 = 7,811,706 : x
  2. Step 2: Convert to fraction form
    9,021,955.35/13,500,604.86 = 7,811,706/x
  3. Step 3: Cross multiply
    9,021,955.35x = 13,500,604.86 × 7,811,706
  4. Step 4: Simplify right side
    9,021,955.35x = 105,462,755,988,491.16
  5. Step 5: Solve for x
    x = 105,462,755,988,491.16/9,021,955.35
  6. Step 6: Final answer
    x = 11,689,567.49

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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.