Home / 58,054,946.40-87,091,635.60-19,720,072.80

Finding the Fourth Proportional to 58,054,946.40, 87,091,635.60 and 19,720,072.80

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Solution

The fourth proportional to 58,054,946.40, 87,091,635.60 and 19,720,072.80 is: 29,583,239.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,054,946.40 : 87,091,635.60 = 19,720,072.80 : x
  2. Step 2: Convert to fraction form
    58,054,946.40/87,091,635.60 = 19,720,072.80/x
  3. Step 3: Cross multiply
    58,054,946.40x = 87,091,635.60 × 19,720,072.80
  4. Step 4: Simplify right side
    58,054,946.40x = 1,717,453,394,303,071.75
  5. Step 5: Solve for x
    x = 1,717,453,394,303,071.75/58,054,946.40
  6. Step 6: Final answer
    x = 29,583,239.69

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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.