Home / 28,963,670.70-43,445,506.05-8,769,917.10

Finding the Fourth Proportional to 28,963,670.70, 43,445,506.05 and 8,769,917.10

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Solution

The fourth proportional to 28,963,670.70, 43,445,506.05 and 8,769,917.10 is: 13,154,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,963,670.70 : 43,445,506.05 = 8,769,917.10 : x
  2. Step 2: Convert to fraction form
    28,963,670.70/43,445,506.05 = 8,769,917.10/x
  3. Step 3: Cross multiply
    28,963,670.70x = 43,445,506.05 × 8,769,917.10
  4. Step 4: Simplify right side
    28,963,670.70x = 381,013,486,426,048.44
  5. Step 5: Solve for x
    x = 381,013,486,426,048.44/28,963,670.70
  6. Step 6: Final answer
    x = 13,154,875.65

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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.