Home / 8,970,307.20-13,457,429.10-2,904,006.60

Finding the Fourth Proportional to 8,970,307.20, 13,457,429.10 and 2,904,006.60

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Solution

The fourth proportional to 8,970,307.20, 13,457,429.10 and 2,904,006.60 is: 4,356,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970,307.20 : 13,457,429.10 = 2,904,006.60 : x
  2. Step 2: Convert to fraction form
    8,970,307.20/13,457,429.10 = 2,904,006.60/x
  3. Step 3: Cross multiply
    8,970,307.20x = 13,457,429.10 × 2,904,006.60
  4. Step 4: Simplify right side
    8,970,307.20x = 39,080,462,925,432.06
  5. Step 5: Solve for x
    x = 39,080,462,925,432.06/8,970,307.20
  6. Step 6: Final answer
    x = 4,356,647.11

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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.