Home / 64,316,701.05-96,454,318.82-21,175,632.87

Finding the Fourth Proportional to 64,316,701.05, 96,454,318.82 and 21,175,632.87

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Solution

The fourth proportional to 64,316,701.05, 96,454,318.82 and 21,175,632.87 is: 31,756,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,316,701.05 : 96,454,318.82 = 21,175,632.87 : x
  2. Step 2: Convert to fraction form
    64,316,701.05/96,454,318.82 = 21,175,632.87/x
  3. Step 3: Cross multiply
    64,316,701.05x = 96,454,318.82 × 21,175,632.87
  4. Step 4: Simplify right side
    64,316,701.05x = 2,042,481,243,952,373.50
  5. Step 5: Solve for x
    x = 2,042,481,243,952,373.50/64,316,701.05
  6. Step 6: Final answer
    x = 31,756,623.25

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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.