Home / 7,021,361.80-10,532,042.70-5,745,903.40

Finding the Fourth Proportional to 7,021,361.80, 10,532,042.70 and 5,745,903.40

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Solution

The fourth proportional to 7,021,361.80, 10,532,042.70 and 5,745,903.40 is: 8,618,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,361.80 : 10,532,042.70 = 5,745,903.40 : x
  2. Step 2: Convert to fraction form
    7,021,361.80/10,532,042.70 = 5,745,903.40/x
  3. Step 3: Cross multiply
    7,021,361.80x = 10,532,042.70 × 5,745,903.40
  4. Step 4: Simplify right side
    7,021,361.80x = 60,516,099,958,875.18
  5. Step 5: Solve for x
    x = 60,516,099,958,875.18/7,021,361.80
  6. Step 6: Final answer
    x = 8,618,855.10

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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.