Home / 5,666,655.84-7,820,196.06-3,219,681.75

Finding the Fourth Proportional to 5,666,655.84, 7,820,196.06 and 3,219,681.75

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Solution

The fourth proportional to 5,666,655.84, 7,820,196.06 and 3,219,681.75 is: 4,443,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,655.84 : 7,820,196.06 = 3,219,681.75 : x
  2. Step 2: Convert to fraction form
    5,666,655.84/7,820,196.06 = 3,219,681.75/x
  3. Step 3: Cross multiply
    5,666,655.84x = 7,820,196.06 × 3,219,681.75
  4. Step 4: Simplify right side
    5,666,655.84x = 25,178,542,535,803.90
  5. Step 5: Solve for x
    x = 25,178,542,535,803.90/5,666,655.84
  6. Step 6: Final answer
    x = 4,443,280.70

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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.