Home / 20,239,750.98-27,931,516.29-11,072,393.46

Finding the Fourth Proportional to 20,239,750.98, 27,931,516.29 and 11,072,393.46

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Solution

The fourth proportional to 20,239,750.98, 27,931,516.29 and 11,072,393.46 is: 15,280,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239,750.98 : 27,931,516.29 = 11,072,393.46 : x
  2. Step 2: Convert to fraction form
    20,239,750.98/27,931,516.29 = 11,072,393.46/x
  3. Step 3: Cross multiply
    20,239,750.98x = 27,931,516.29 × 11,072,393.46
  4. Step 4: Simplify right side
    20,239,750.98x = 309,268,738,297,279.50
  5. Step 5: Solve for x
    x = 309,268,738,297,279.50/20,239,750.98
  6. Step 6: Final answer
    x = 15,280,264.00

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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.