Home / 10,263,384.75-14,163,508.50-5,553,780.30

Finding the Fourth Proportional to 10,263,384.75, 14,163,508.50 and 5,553,780.30

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Solution

The fourth proportional to 10,263,384.75, 14,163,508.50 and 5,553,780.30 is: 7,664,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263,384.75 : 14,163,508.50 = 5,553,780.30 : x
  2. Step 2: Convert to fraction form
    10,263,384.75/14,163,508.50 = 5,553,780.30/x
  3. Step 3: Cross multiply
    10,263,384.75x = 14,163,508.50 × 5,553,780.30
  4. Step 4: Simplify right side
    10,263,384.75x = 78,661,014,486,182.55
  5. Step 5: Solve for x
    x = 78,661,014,486,182.55/10,263,384.75
  6. Step 6: Final answer
    x = 7,664,237.13

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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.