Home / 11,671,029.80-17,506,544.70-8,269,807.40

Finding the Fourth Proportional to 11,671,029.80, 17,506,544.70 and 8,269,807.40

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Solution

The fourth proportional to 11,671,029.80, 17,506,544.70 and 8,269,807.40 is: 12,404,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671,029.80 : 17,506,544.70 = 8,269,807.40 : x
  2. Step 2: Convert to fraction form
    11,671,029.80/17,506,544.70 = 8,269,807.40/x
  3. Step 3: Cross multiply
    11,671,029.80x = 17,506,544.70 × 8,269,807.40
  4. Step 4: Simplify right side
    11,671,029.80x = 144,775,752,908,490.78
  5. Step 5: Solve for x
    x = 144,775,752,908,490.78/11,671,029.80
  6. Step 6: Final answer
    x = 12,404,711.10

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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.