Home / 8,186,009.64-12,279,024.15-2,506,205.40

Finding the Fourth Proportional to 8,186,009.64, 12,279,024.15 and 2,506,205.40

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Solution

The fourth proportional to 8,186,009.64, 12,279,024.15 and 2,506,205.40 is: 3,759,311.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186,009.64 : 12,279,024.15 = 2,506,205.40 : x
  2. Step 2: Convert to fraction form
    8,186,009.64/12,279,024.15 = 2,506,205.40/x
  3. Step 3: Cross multiply
    8,186,009.64x = 12,279,024.15 × 2,506,205.40
  4. Step 4: Simplify right side
    8,186,009.64x = 30,773,756,631,460.41
  5. Step 5: Solve for x
    x = 30,773,756,631,460.41/8,186,009.64
  6. Step 6: Final answer
    x = 3,759,311.07

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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.