Home / 9,788,411.28-13,507,632.05-5,437,771.14

Finding the Fourth Proportional to 9,788,411.28, 13,507,632.05 and 5,437,771.14

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Solution

The fourth proportional to 9,788,411.28, 13,507,632.05 and 5,437,771.14 is: 7,503,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788,411.28 : 13,507,632.05 = 5,437,771.14 : x
  2. Step 2: Convert to fraction form
    9,788,411.28/13,507,632.05 = 5,437,771.14/x
  3. Step 3: Cross multiply
    9,788,411.28x = 13,507,632.05 × 5,437,771.14
  4. Step 4: Simplify right side
    9,788,411.28x = 73,451,411,704,040.17
  5. Step 5: Solve for x
    x = 73,451,411,704,040.17/9,788,411.28
  6. Step 6: Final answer
    x = 7,503,915.56

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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.