Home / 9,129,771.74-12,600,250.85-5,262,320.58

Finding the Fourth Proportional to 9,129,771.74, 12,600,250.85 and 5,262,320.58

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Solution

The fourth proportional to 9,129,771.74, 12,600,250.85 and 5,262,320.58 is: 7,262,674.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,771.74 : 12,600,250.85 = 5,262,320.58 : x
  2. Step 2: Convert to fraction form
    9,129,771.74/12,600,250.85 = 5,262,320.58/x
  3. Step 3: Cross multiply
    9,129,771.74x = 12,600,250.85 × 5,262,320.58
  4. Step 4: Simplify right side
    9,129,771.74x = 66,306,559,334,805.90
  5. Step 5: Solve for x
    x = 66,306,559,334,805.90/9,129,771.74
  6. Step 6: Final answer
    x = 7,262,674.39

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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.