Home / 35,516,471.40-49,012,859.70-19,218,947.40

Finding the Fourth Proportional to 35,516,471.40, 49,012,859.70 and 19,218,947.40

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Solution

The fourth proportional to 35,516,471.40, 49,012,859.70 and 19,218,947.40 is: 26,522,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516,471.40 : 49,012,859.70 = 19,218,947.40 : x
  2. Step 2: Convert to fraction form
    35,516,471.40/49,012,859.70 = 19,218,947.40/x
  3. Step 3: Cross multiply
    35,516,471.40x = 49,012,859.70 × 19,218,947.40
  4. Step 4: Simplify right side
    35,516,471.40x = 941,975,572,497,879.75
  5. Step 5: Solve for x
    x = 941,975,572,497,879.75/35,516,471.40
  6. Step 6: Final answer
    x = 26,522,217.31

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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.