Home / 19,762,178.32-29,644,430.03-7,631,705.35

Finding the Fourth Proportional to 19,762,178.32, 29,644,430.03 and 7,631,705.35

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Solution

The fourth proportional to 19,762,178.32, 29,644,430.03 and 7,631,705.35 is: 11,448,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762,178.32 : 29,644,430.03 = 7,631,705.35 : x
  2. Step 2: Convert to fraction form
    19,762,178.32/29,644,430.03 = 7,631,705.35/x
  3. Step 3: Cross multiply
    19,762,178.32x = 29,644,430.03 × 7,631,705.35
  4. Step 4: Simplify right side
    19,762,178.32x = 226,237,555,170,826.19
  5. Step 5: Solve for x
    x = 226,237,555,170,826.19/19,762,178.32
  6. Step 6: Final answer
    x = 11,448,006.97

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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.