Home / 5,148,159.17-7,104,460.73-2,856,314.39

Finding the Fourth Proportional to 5,148,159.17, 7,104,460.73 and 2,856,314.39

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Solution

The fourth proportional to 5,148,159.17, 7,104,460.73 and 2,856,314.39 is: 3,941,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,159.17 : 7,104,460.73 = 2,856,314.39 : x
  2. Step 2: Convert to fraction form
    5,148,159.17/7,104,460.73 = 2,856,314.39/x
  3. Step 3: Cross multiply
    5,148,159.17x = 7,104,460.73 × 2,856,314.39
  4. Step 4: Simplify right side
    5,148,159.17x = 20,292,573,366,485.03
  5. Step 5: Solve for x
    x = 20,292,573,366,485.03/5,148,159.17
  6. Step 6: Final answer
    x = 3,941,714.45

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Double scale
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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.