Home / 8,422,077.29-12,638,722.35-4,584,868.34

Finding the Fourth Proportional to 8,422,077.29, 12,638,722.35 and 4,584,868.34

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Solution

The fourth proportional to 8,422,077.29, 12,638,722.35 and 4,584,868.34 is: 6,880,354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,077.29 : 12,638,722.35 = 4,584,868.34 : x
  2. Step 2: Convert to fraction form
    8,422,077.29/12,638,722.35 = 4,584,868.34/x
  3. Step 3: Cross multiply
    8,422,077.29x = 12,638,722.35 × 4,584,868.34
  4. Step 4: Simplify right side
    8,422,077.29x = 57,946,877,960,565.40
  5. Step 5: Solve for x
    x = 57,946,877,960,565.40/8,422,077.29
  6. Step 6: Final answer
    x = 6,880,354.57

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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.