Home / 7,360,571.07-10,156,875.80-5,427,872.19

Finding the Fourth Proportional to 7,360,571.07, 10,156,875.80 and 5,427,872.19

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Solution

The fourth proportional to 7,360,571.07, 10,156,875.80 and 5,427,872.19 is: 7,489,938.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360,571.07 : 10,156,875.80 = 5,427,872.19 : x
  2. Step 2: Convert to fraction form
    7,360,571.07/10,156,875.80 = 5,427,872.19/x
  3. Step 3: Cross multiply
    7,360,571.07x = 10,156,875.80 × 5,427,872.19
  4. Step 4: Simplify right side
    7,360,571.07x = 55,130,223,664,964.65
  5. Step 5: Solve for x
    x = 55,130,223,664,964.65/7,360,571.07
  6. Step 6: Final answer
    x = 7,489,938.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.