Home / 7,752,128.98-10,697,938.02-4,315,181.94

Finding the Fourth Proportional to 7,752,128.98, 10,697,938.02 and 4,315,181.94

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Solution

The fourth proportional to 7,752,128.98, 10,697,938.02 and 4,315,181.94 is: 5,954,951.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752,128.98 : 10,697,938.02 = 4,315,181.94 : x
  2. Step 2: Convert to fraction form
    7,752,128.98/10,697,938.02 = 4,315,181.94/x
  3. Step 3: Cross multiply
    7,752,128.98x = 10,697,938.02 × 4,315,181.94
  4. Step 4: Simplify right side
    7,752,128.98x = 46,163,548,939,143.36
  5. Step 5: Solve for x
    x = 46,163,548,939,143.36/7,752,128.98
  6. Step 6: Final answer
    x = 5,954,951.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.