Home / 7,328,106.61-10,992,253.45-1,936,710.45

Finding the Fourth Proportional to 7,328,106.61, 10,992,253.45 and 1,936,710.45

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Solution

The fourth proportional to 7,328,106.61, 10,992,253.45 and 1,936,710.45 is: 2,905,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,106.61 : 10,992,253.45 = 1,936,710.45 : x
  2. Step 2: Convert to fraction form
    7,328,106.61/10,992,253.45 = 1,936,710.45/x
  3. Step 3: Cross multiply
    7,328,106.61x = 10,992,253.45 × 1,936,710.45
  4. Step 4: Simplify right side
    7,328,106.61x = 21,288,812,125,663.55
  5. Step 5: Solve for x
    x = 21,288,812,125,663.55/7,328,106.61
  6. Step 6: Final answer
    x = 2,905,090.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.