Home / 10,738,549.47-14,819,200.70-5,909,653.47

Finding the Fourth Proportional to 10,738,549.47, 14,819,200.70 and 5,909,653.47

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Solution

The fourth proportional to 10,738,549.47, 14,819,200.70 and 5,909,653.47 is: 8,155,323.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,738,549.47 : 14,819,200.70 = 5,909,653.47 : x
  2. Step 2: Convert to fraction form
    10,738,549.47/14,819,200.70 = 5,909,653.47/x
  3. Step 3: Cross multiply
    10,738,549.47x = 14,819,200.70 × 5,909,653.47
  4. Step 4: Simplify right side
    10,738,549.47x = 87,576,340,839,381.42
  5. Step 5: Solve for x
    x = 87,576,340,839,381.42/10,738,549.47
  6. Step 6: Final answer
    x = 8,155,323.13

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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.