Home / 28,470,464.10-42,706,877.04-8,275,706.10

Finding the Fourth Proportional to 28,470,464.10, 42,706,877.04 and 8,275,706.10

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Solution

The fourth proportional to 28,470,464.10, 42,706,877.04 and 8,275,706.10 is: 12,413,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,470,464.10 : 42,706,877.04 = 8,275,706.10 : x
  2. Step 2: Convert to fraction form
    28,470,464.10/42,706,877.04 = 8,275,706.10/x
  3. Step 3: Cross multiply
    28,470,464.10x = 42,706,877.04 × 8,275,706.10
  4. Step 4: Simplify right side
    28,470,464.10x = 353,429,562,831,877.94
  5. Step 5: Solve for x
    x = 353,429,562,831,877.94/28,470,464.10
  6. Step 6: Final answer
    x = 12,413,902.41

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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.