Home / 15,307,135.56-22,961,228.22-8,108,931.24

Finding the Fourth Proportional to 15,307,135.56, 22,961,228.22 and 8,108,931.24

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Solution

The fourth proportional to 15,307,135.56, 22,961,228.22 and 8,108,931.24 is: 12,163,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307,135.56 : 22,961,228.22 = 8,108,931.24 : x
  2. Step 2: Convert to fraction form
    15,307,135.56/22,961,228.22 = 8,108,931.24/x
  3. Step 3: Cross multiply
    15,307,135.56x = 22,961,228.22 × 8,108,931.24
  4. Step 4: Simplify right side
    15,307,135.56x = 186,191,020,821,927.59
  5. Step 5: Solve for x
    x = 186,191,020,821,927.59/15,307,135.56
  6. Step 6: Final answer
    x = 12,163,674.91

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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.