Home / 64,316,726.80-96,454,357.40-21,175,658.72

Finding the Fourth Proportional to 64,316,726.80, 96,454,357.40 and 21,175,658.72

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Solution

The fourth proportional to 64,316,726.80, 96,454,357.40 and 21,175,658.72 is: 31,756,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,316,726.80 : 96,454,357.40 = 21,175,658.72 : x
  2. Step 2: Convert to fraction form
    64,316,726.80/96,454,357.40 = 21,175,658.72/x
  3. Step 3: Cross multiply
    64,316,726.80x = 96,454,357.40 × 21,175,658.72
  4. Step 4: Simplify right side
    64,316,726.80x = 2,042,484,554,359,306.50
  5. Step 5: Solve for x
    x = 2,042,484,554,359,306.50/64,316,726.80
  6. Step 6: Final answer
    x = 31,756,662.01

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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.