Home / 19,011,313.20-26,235,619.20-10,309,483.56

Finding the Fourth Proportional to 19,011,313.20, 26,235,619.20 and 10,309,483.56

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Solution

The fourth proportional to 19,011,313.20, 26,235,619.20 and 10,309,483.56 is: 14,227,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011,313.20 : 26,235,619.20 = 10,309,483.56 : x
  2. Step 2: Convert to fraction form
    19,011,313.20/26,235,619.20 = 10,309,483.56/x
  3. Step 3: Cross multiply
    19,011,313.20x = 26,235,619.20 × 10,309,483.56
  4. Step 4: Simplify right side
    19,011,313.20x = 270,475,684,828,820.34
  5. Step 5: Solve for x
    x = 270,475,684,828,820.34/19,011,313.20
  6. Step 6: Final answer
    x = 14,227,091.10

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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.