Home / 5,021,681.10-6,929,838.27-2,729,899.50

Finding the Fourth Proportional to 5,021,681.10, 6,929,838.27 and 2,729,899.50

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Solution

The fourth proportional to 5,021,681.10, 6,929,838.27 and 2,729,899.50 is: 3,767,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021,681.10 : 6,929,838.27 = 2,729,899.50 : x
  2. Step 2: Convert to fraction form
    5,021,681.10/6,929,838.27 = 2,729,899.50/x
  3. Step 3: Cross multiply
    5,021,681.10x = 6,929,838.27 × 2,729,899.50
  4. Step 4: Simplify right side
    5,021,681.10x = 18,917,762,028,353.86
  5. Step 5: Solve for x
    x = 18,917,762,028,353.86/5,021,681.10
  6. Step 6: Final answer
    x = 3,767,216.92

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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.