Home / 73,224,005.40-109,836,008.10-18,636,485.40

Finding the Fourth Proportional to 73,224,005.40, 109,836,008.10 and 18,636,485.40

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Solution

The fourth proportional to 73,224,005.40, 109,836,008.10 and 18,636,485.40 is: 27,954,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224,005.40 : 109,836,008.10 = 18,636,485.40 : x
  2. Step 2: Convert to fraction form
    73,224,005.40/109,836,008.10 = 18,636,485.40/x
  3. Step 3: Cross multiply
    73,224,005.40x = 109,836,008.10 × 18,636,485.40
  4. Step 4: Simplify right side
    73,224,005.40x = 2,046,957,161,349,931.50
  5. Step 5: Solve for x
    x = 2,046,957,161,349,931.50/73,224,005.40
  6. Step 6: Final answer
    x = 27,954,728.10

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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.