Home / 73,224,266.40-109,836,399.60-18,636,746.40

Finding the Fourth Proportional to 73,224,266.40, 109,836,399.60 and 18,636,746.40

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Solution

The fourth proportional to 73,224,266.40, 109,836,399.60 and 18,636,746.40 is: 27,955,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224,266.40 : 109,836,399.60 = 18,636,746.40 : x
  2. Step 2: Convert to fraction form
    73,224,266.40/109,836,399.60 = 18,636,746.40/x
  3. Step 3: Cross multiply
    73,224,266.40x = 109,836,399.60 × 18,636,746.40
  4. Step 4: Simplify right side
    73,224,266.40x = 2,046,993,124,834,261.25
  5. Step 5: Solve for x
    x = 2,046,993,124,834,261.25/73,224,266.40
  6. Step 6: Final answer
    x = 27,955,119.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.