Home / 28,973,463.80-43,460,195.70-8,778,705.80

Finding the Fourth Proportional to 28,973,463.80, 43,460,195.70 and 8,778,705.80

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Solution

The fourth proportional to 28,973,463.80, 43,460,195.70 and 8,778,705.80 is: 13,168,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,463.80 : 43,460,195.70 = 8,778,705.80 : x
  2. Step 2: Convert to fraction form
    28,973,463.80/43,460,195.70 = 8,778,705.80/x
  3. Step 3: Cross multiply
    28,973,463.80x = 43,460,195.70 × 8,778,705.80
  4. Step 4: Simplify right side
    28,973,463.80x = 381,524,272,060,725.12
  5. Step 5: Solve for x
    x = 381,524,272,060,725.12/28,973,463.80
  6. Step 6: Final answer
    x = 13,168,058.70

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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.