Home / 10,390,817.80-15,586,226.70-3,201,711.40

Finding the Fourth Proportional to 10,390,817.80, 15,586,226.70 and 3,201,711.40

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Solution

The fourth proportional to 10,390,817.80, 15,586,226.70 and 3,201,711.40 is: 4,802,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390,817.80 : 15,586,226.70 = 3,201,711.40 : x
  2. Step 2: Convert to fraction form
    10,390,817.80/15,586,226.70 = 3,201,711.40/x
  3. Step 3: Cross multiply
    10,390,817.80x = 15,586,226.70 × 3,201,711.40
  4. Step 4: Simplify right side
    10,390,817.80x = 49,902,599,708,374.38
  5. Step 5: Solve for x
    x = 49,902,599,708,374.38/10,390,817.80
  6. Step 6: Final answer
    x = 4,802,567.10

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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.