Home / 10,920,878.46-16,374,319.29-4,535,538.30

Finding the Fourth Proportional to 10,920,878.46, 16,374,319.29 and 4,535,538.30

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Solution

The fourth proportional to 10,920,878.46, 16,374,319.29 and 4,535,538.30 is: 6,800,400.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,920,878.46 : 16,374,319.29 = 4,535,538.30 : x
  2. Step 2: Convert to fraction form
    10,920,878.46/16,374,319.29 = 4,535,538.30/x
  3. Step 3: Cross multiply
    10,920,878.46x = 16,374,319.29 × 4,535,538.30
  4. Step 4: Simplify right side
    10,920,878.46x = 74,266,352,276,223.80
  5. Step 5: Solve for x
    x = 74,266,352,276,223.80/10,920,878.46
  6. Step 6: Final answer
    x = 6,800,400.95

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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.