Home / 19,348,008,671.42-26,686,498,053.68-12,914,584,980.12

Finding the Fourth Proportional to 19,348,008,671.42, 26,686,498,053.68 and 12,914,584,980.12

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Solution

The fourth proportional to 19,348,008,671.42, 26,686,498,053.68 and 12,914,584,980.12 is: 17,812,946,685.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348,008,671.42 : 26,686,498,053.68 = 12,914,584,980.12 : x
  2. Step 2: Convert to fraction form
    19,348,008,671.42/26,686,498,053.68 = 12,914,584,980.12/x
  3. Step 3: Cross multiply
    19,348,008,671.42x = 26,686,498,053.68 × 12,914,584,980.12
  4. Step 4: Simplify right side
    19,348,008,671.42x = 344,645,046,935,992,795,136
  5. Step 5: Solve for x
    x = 344,645,046,935,992,795,136/19,348,008,671.42
  6. Step 6: Final answer
    x = 17,812,946,685.58

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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.