Home / 11,164,501.20-16,746,751.80-8,436,437.40

Finding the Fourth Proportional to 11,164,501.20, 16,746,751.80 and 8,436,437.40

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Solution

The fourth proportional to 11,164,501.20, 16,746,751.80 and 8,436,437.40 is: 12,654,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,164,501.20 : 16,746,751.80 = 8,436,437.40 : x
  2. Step 2: Convert to fraction form
    11,164,501.20/16,746,751.80 = 8,436,437.40/x
  3. Step 3: Cross multiply
    11,164,501.20x = 16,746,751.80 × 8,436,437.40
  4. Step 4: Simplify right side
    11,164,501.20x = 141,282,923,214,037.34
  5. Step 5: Solve for x
    x = 141,282,923,214,037.34/11,164,501.20
  6. Step 6: Final answer
    x = 12,654,656.10

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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.