Home / 7,641,573.40-10,538,133.42-4,889,131.84

Finding the Fourth Proportional to 7,641,573.40, 10,538,133.42 and 4,889,131.84

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Solution

The fourth proportional to 7,641,573.40, 10,538,133.42 and 4,889,131.84 is: 6,742,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641,573.40 : 10,538,133.42 = 4,889,131.84 : x
  2. Step 2: Convert to fraction form
    7,641,573.40/10,538,133.42 = 4,889,131.84/x
  3. Step 3: Cross multiply
    7,641,573.40x = 10,538,133.42 × 4,889,131.84
  4. Step 4: Simplify right side
    7,641,573.40x = 51,522,323,637,890.09
  5. Step 5: Solve for x
    x = 51,522,323,637,890.09/7,641,573.40
  6. Step 6: Final answer
    x = 6,742,371.10

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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.