Home / 64,650,252.18-96,973,016.31-19,210,865.70

Finding the Fourth Proportional to 64,650,252.18, 96,973,016.31 and 19,210,865.70

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Solution

The fourth proportional to 64,650,252.18, 96,973,016.31 and 19,210,865.70 is: 28,815,596.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,650,252.18 : 96,973,016.31 = 19,210,865.70 : x
  2. Step 2: Convert to fraction form
    64,650,252.18/96,973,016.31 = 19,210,865.70/x
  3. Step 3: Cross multiply
    64,650,252.18x = 96,973,016.31 × 19,210,865.70
  4. Step 4: Simplify right side
    64,650,252.18x = 1,862,935,592,855,319.50
  5. Step 5: Solve for x
    x = 1,862,935,592,855,319.50/64,650,252.18
  6. Step 6: Final answer
    x = 28,815,596.69

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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.