Home / 11,584,592.46-15,986,737.58-6,428,783.70

Finding the Fourth Proportional to 11,584,592.46, 15,986,737.58 and 6,428,783.70

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Solution

The fourth proportional to 11,584,592.46, 15,986,737.58 and 6,428,783.70 is: 8,871,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,584,592.46 : 15,986,737.58 = 6,428,783.70 : x
  2. Step 2: Convert to fraction form
    11,584,592.46/15,986,737.58 = 6,428,783.70/x
  3. Step 3: Cross multiply
    11,584,592.46x = 15,986,737.58 × 6,428,783.70
  4. Step 4: Simplify right side
    11,584,592.46x = 102,775,277,890,547.77
  5. Step 5: Solve for x
    x = 102,775,277,890,547.77/11,584,592.46
  6. Step 6: Final answer
    x = 8,871,721.49

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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.