Home / 14,126,782.59-19,490,037.66-8,900,257.59

Finding the Fourth Proportional to 14,126,782.59, 19,490,037.66 and 8,900,257.59

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Solution

The fourth proportional to 14,126,782.59, 19,490,037.66 and 8,900,257.59 is: 12,279,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126,782.59 : 19,490,037.66 = 8,900,257.59 : x
  2. Step 2: Convert to fraction form
    14,126,782.59/19,490,037.66 = 8,900,257.59/x
  3. Step 3: Cross multiply
    14,126,782.59x = 19,490,037.66 × 8,900,257.59
  4. Step 4: Simplify right side
    14,126,782.59x = 173,466,355,685,888.47
  5. Step 5: Solve for x
    x = 173,466,355,685,888.47/14,126,782.59
  6. Step 6: Final answer
    x = 12,279,254.28

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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.