Home / 20,844,009.60-31,266,014.40-5,697,941.10

Finding the Fourth Proportional to 20,844,009.60, 31,266,014.40 and 5,697,941.10

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Solution

The fourth proportional to 20,844,009.60, 31,266,014.40 and 5,697,941.10 is: 8,546,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,844,009.60 : 31,266,014.40 = 5,697,941.10 : x
  2. Step 2: Convert to fraction form
    20,844,009.60/31,266,014.40 = 5,697,941.10/x
  3. Step 3: Cross multiply
    20,844,009.60x = 31,266,014.40 × 5,697,941.10
  4. Step 4: Simplify right side
    20,844,009.60x = 178,151,908,482,951.81
  5. Step 5: Solve for x
    x = 178,151,908,482,951.81/20,844,009.60
  6. Step 6: Final answer
    x = 8,546,911.65

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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.