Home / 25,421,659.79-35,081,641.26-13,818,532.91

Finding the Fourth Proportional to 25,421,659.79, 35,081,641.26 and 13,818,532.91

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Solution

The fourth proportional to 25,421,659.79, 35,081,641.26 and 13,818,532.91 is: 19,069,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,421,659.79 : 35,081,641.26 = 13,818,532.91 : x
  2. Step 2: Convert to fraction form
    25,421,659.79/35,081,641.26 = 13,818,532.91/x
  3. Step 3: Cross multiply
    25,421,659.79x = 35,081,641.26 × 13,818,532.91
  4. Step 4: Simplify right side
    25,421,659.79x = 484,776,814,112,715.62
  5. Step 5: Solve for x
    x = 484,776,814,112,715.62/25,421,659.79
  6. Step 6: Final answer
    x = 19,069,439.93

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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.