Home / 10,341,821.93-14,273,265.80-7,856,953.56

Finding the Fourth Proportional to 10,341,821.93, 14,273,265.80 and 7,856,953.56

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Solution

The fourth proportional to 10,341,821.93, 14,273,265.80 and 7,856,953.56 is: 10,843,774.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341,821.93 : 14,273,265.80 = 7,856,953.56 : x
  2. Step 2: Convert to fraction form
    10,341,821.93/14,273,265.80 = 7,856,953.56/x
  3. Step 3: Cross multiply
    10,341,821.93x = 14,273,265.80 × 7,856,953.56
  4. Step 4: Simplify right side
    10,341,821.93x = 112,144,386,559,778.62
  5. Step 5: Solve for x
    x = 112,144,386,559,778.62/10,341,821.93
  6. Step 6: Final answer
    x = 10,843,774.66

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1.5x scale

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.