Home / 20,166,097.80-30,249,146.70-6,705,003.40

Finding the Fourth Proportional to 20,166,097.80, 30,249,146.70 and 6,705,003.40

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Solution

The fourth proportional to 20,166,097.80, 30,249,146.70 and 6,705,003.40 is: 10,057,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,097.80 : 30,249,146.70 = 6,705,003.40 : x
  2. Step 2: Convert to fraction form
    20,166,097.80/30,249,146.70 = 6,705,003.40/x
  3. Step 3: Cross multiply
    20,166,097.80x = 30,249,146.70 × 6,705,003.40
  4. Step 4: Simplify right side
    20,166,097.80x = 202,820,631,470,598.78
  5. Step 5: Solve for x
    x = 202,820,631,470,598.78/20,166,097.80
  6. Step 6: Final answer
    x = 10,057,505.10

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1.5x scale

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.