Home / 10,367,681.20-15,551,746.08-3,179,056

Finding the Fourth Proportional to 10,367,681.20, 15,551,746.08 and 3,179,056

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Solution

The fourth proportional to 10,367,681.20, 15,551,746.08 and 3,179,056 is: 4,768,652.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,681.20 : 15,551,746.08 = 3,179,056 : x
  2. Step 2: Convert to fraction form
    10,367,681.20/15,551,746.08 = 3,179,056/x
  3. Step 3: Cross multiply
    10,367,681.20x = 15,551,746.08 × 3,179,056
  4. Step 4: Simplify right side
    10,367,681.20x = 49,439,871,686,100.48
  5. Step 5: Solve for x
    x = 49,439,871,686,100.48/10,367,681.20
  6. Step 6: Final answer
    x = 4,768,652.77

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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.