Home / 22,138,320.40-33,213,701.40-10,779,139.60

Finding the Fourth Proportional to 22,138,320.40, 33,213,701.40 and 10,779,139.60

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Solution

The fourth proportional to 22,138,320.40, 33,213,701.40 and 10,779,139.60 is: 16,171,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138,320.40 : 33,213,701.40 = 10,779,139.60 : x
  2. Step 2: Convert to fraction form
    22,138,320.40/33,213,701.40 = 10,779,139.60/x
  3. Step 3: Cross multiply
    22,138,320.40x = 33,213,701.40 × 10,779,139.60
  4. Step 4: Simplify right side
    22,138,320.40x = 358,015,124,023,315.44
  5. Step 5: Solve for x
    x = 358,015,124,023,315.44/22,138,320.40
  6. Step 6: Final answer
    x = 16,171,738.31

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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.