Home / 7,756,897.09-10,704,592.35-4,272,314.86

Finding the Fourth Proportional to 7,756,897.09, 10,704,592.35 and 4,272,314.86

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Solution

The fourth proportional to 7,756,897.09, 10,704,592.35 and 4,272,314.86 is: 5,895,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,897.09 : 10,704,592.35 = 4,272,314.86 : x
  2. Step 2: Convert to fraction form
    7,756,897.09/10,704,592.35 = 4,272,314.86/x
  3. Step 3: Cross multiply
    7,756,897.09x = 10,704,592.35 × 4,272,314.86
  4. Step 4: Simplify right side
    7,756,897.09x = 45,733,388,945,785.75
  5. Step 5: Solve for x
    x = 45,733,388,945,785.75/7,756,897.09
  6. Step 6: Final answer
    x = 5,895,835.47

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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.