Home / 10,925,148.70-16,385,426.70-5,528,726.20

Finding the Fourth Proportional to 10,925,148.70, 16,385,426.70 and 5,528,726.20

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Solution

The fourth proportional to 10,925,148.70, 16,385,426.70 and 5,528,726.20 is: 8,291,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925,148.70 : 16,385,426.70 = 5,528,726.20 : x
  2. Step 2: Convert to fraction form
    10,925,148.70/16,385,426.70 = 5,528,726.20/x
  3. Step 3: Cross multiply
    10,925,148.70x = 16,385,426.70 × 5,528,726.20
  4. Step 4: Simplify right side
    10,925,148.70x = 90,590,537,894,469.53
  5. Step 5: Solve for x
    x = 90,590,537,894,469.53/10,925,148.70
  6. Step 6: Final answer
    x = 8,291,927.22

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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.