Home / 15,213,278.21-22,827,409.16-7,124,856.93

Finding the Fourth Proportional to 15,213,278.21, 22,827,409.16 and 7,124,856.93

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Solution

The fourth proportional to 15,213,278.21, 22,827,409.16 and 7,124,856.93 is: 10,690,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213,278.21 : 22,827,409.16 = 7,124,856.93 : x
  2. Step 2: Convert to fraction form
    15,213,278.21/22,827,409.16 = 7,124,856.93/x
  3. Step 3: Cross multiply
    15,213,278.21x = 22,827,409.16 × 7,124,856.93
  4. Step 4: Simplify right side
    15,213,278.21x = 162,642,024,311,947.19
  5. Step 5: Solve for x
    x = 162,642,024,311,947.19/15,213,278.21
  6. Step 6: Final answer
    x = 10,690,794.06

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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.