Home / 14,488,461.60-21,707,809.20-6,899,085.60

Finding the Fourth Proportional to 14,488,461.60, 21,707,809.20 and 6,899,085.60

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Solution

The fourth proportional to 14,488,461.60, 21,707,809.20 and 6,899,085.60 is: 10,336,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,461.60 : 21,707,809.20 = 6,899,085.60 : x
  2. Step 2: Convert to fraction form
    14,488,461.60/21,707,809.20 = 6,899,085.60/x
  3. Step 3: Cross multiply
    14,488,461.60x = 21,707,809.20 × 6,899,085.60
  4. Step 4: Simplify right side
    14,488,461.60x = 149,764,033,859,267.50
  5. Step 5: Solve for x
    x = 149,764,033,859,267.50/14,488,461.60
  6. Step 6: Final answer
    x = 10,336,779.57

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1.5x scale

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.