Home / 12,490,774.49-17,240,934.21-7,265,011.79

Finding the Fourth Proportional to 12,490,774.49, 17,240,934.21 and 7,265,011.79

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Solution

The fourth proportional to 12,490,774.49, 17,240,934.21 and 7,265,011.79 is: 10,027,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,490,774.49 : 17,240,934.21 = 7,265,011.79 : x
  2. Step 2: Convert to fraction form
    12,490,774.49/17,240,934.21 = 7,265,011.79/x
  3. Step 3: Cross multiply
    12,490,774.49x = 17,240,934.21 × 7,265,011.79
  4. Step 4: Simplify right side
    12,490,774.49x = 125,255,590,306,264.34
  5. Step 5: Solve for x
    x = 125,255,590,306,264.34/12,490,774.49
  6. Step 6: Final answer
    x = 10,027,848.19

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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.