Home / 9,762,658.18-13,472,577.70-5,576,897.21

Finding the Fourth Proportional to 9,762,658.18, 13,472,577.70 and 5,576,897.21

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Solution

The fourth proportional to 9,762,658.18, 13,472,577.70 and 5,576,897.21 is: 7,696,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,762,658.18 : 13,472,577.70 = 5,576,897.21 : x
  2. Step 2: Convert to fraction form
    9,762,658.18/13,472,577.70 = 5,576,897.21/x
  3. Step 3: Cross multiply
    9,762,658.18x = 13,472,577.70 × 5,576,897.21
  4. Step 4: Simplify right side
    9,762,658.18x = 75,135,180,905,333.08
  5. Step 5: Solve for x
    x = 75,135,180,905,333.08/9,762,658.18
  6. Step 6: Final answer
    x = 7,696,180.64

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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.