Home / 28,895,116.43-43,343,463.56-8,424,341.27

Finding the Fourth Proportional to 28,895,116.43, 43,343,463.56 and 8,424,341.27

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Solution

The fourth proportional to 28,895,116.43, 43,343,463.56 and 8,424,341.27 is: 12,636,741.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895,116.43 : 43,343,463.56 = 8,424,341.27 : x
  2. Step 2: Convert to fraction form
    28,895,116.43/43,343,463.56 = 8,424,341.27/x
  3. Step 3: Cross multiply
    28,895,116.43x = 43,343,463.56 × 8,424,341.27
  4. Step 4: Simplify right side
    28,895,116.43x = 365,140,128,594,410.12
  5. Step 5: Solve for x
    x = 365,140,128,594,410.12/28,895,116.43
  6. Step 6: Final answer
    x = 12,636,741.91

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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.