Home / 19,378,604.23-26,742,461.66-10,676,776.76

Finding the Fourth Proportional to 19,378,604.23, 26,742,461.66 and 10,676,776.76

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Solution

The fourth proportional to 19,378,604.23, 26,742,461.66 and 10,676,776.76 is: 14,733,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378,604.23 : 26,742,461.66 = 10,676,776.76 : x
  2. Step 2: Convert to fraction form
    19,378,604.23/26,742,461.66 = 10,676,776.76/x
  3. Step 3: Cross multiply
    19,378,604.23x = 26,742,461.66 × 10,676,776.76
  4. Step 4: Simplify right side
    19,378,604.23x = 285,523,292,969,582.88
  5. Step 5: Solve for x
    x = 285,523,292,969,582.88/19,378,604.23
  6. Step 6: Final answer
    x = 14,733,945.21

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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.