Home / 64,144,913.80-96,226,314.32-19,832,817.08

Finding the Fourth Proportional to 64,144,913.80, 96,226,314.32 and 19,832,817.08

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Solution

The fourth proportional to 64,144,913.80, 96,226,314.32 and 19,832,817.08 is: 29,751,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,144,913.80 : 96,226,314.32 = 19,832,817.08 : x
  2. Step 2: Convert to fraction form
    64,144,913.80/96,226,314.32 = 19,832,817.08/x
  3. Step 3: Cross multiply
    64,144,913.80x = 96,226,314.32 × 19,832,817.08
  4. Step 4: Simplify right side
    64,144,913.80x = 1,908,438,890,091,980.25
  5. Step 5: Solve for x
    x = 1,908,438,890,091,980.25/64,144,913.80
  6. Step 6: Final answer
    x = 29,751,990.88

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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.