Home / 10,688,064.80-16,044,538.80-6,433,037.60

Finding the Fourth Proportional to 10,688,064.80, 16,044,538.80 and 6,433,037.60

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Solution

The fourth proportional to 10,688,064.80, 16,044,538.80 and 6,433,037.60 is: 9,657,044.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,064.80 : 16,044,538.80 = 6,433,037.60 : x
  2. Step 2: Convert to fraction form
    10,688,064.80/16,044,538.80 = 6,433,037.60/x
  3. Step 3: Cross multiply
    10,688,064.80x = 16,044,538.80 × 6,433,037.60
  4. Step 4: Simplify right side
    10,688,064.80x = 103,215,121,375,058.88
  5. Step 5: Solve for x
    x = 103,215,121,375,058.88/10,688,064.80
  6. Step 6: Final answer
    x = 9,657,044.87

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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.