Home / 7,708,780.94-11,564,631.35-3,098,125.45

Finding the Fourth Proportional to 7,708,780.94, 11,564,631.35 and 3,098,125.45

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Solution

The fourth proportional to 7,708,780.94, 11,564,631.35 and 3,098,125.45 is: 4,647,774.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,780.94 : 11,564,631.35 = 3,098,125.45 : x
  2. Step 2: Convert to fraction form
    7,708,780.94/11,564,631.35 = 3,098,125.45/x
  3. Step 3: Cross multiply
    7,708,780.94x = 11,564,631.35 × 3,098,125.45
  4. Step 4: Simplify right side
    7,708,780.94x = 35,828,678,631,989.07
  5. Step 5: Solve for x
    x = 35,828,678,631,989.07/7,708,780.94
  6. Step 6: Final answer
    x = 4,647,774.91

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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.