Home / 8,305,401.40-12,460,434.90-4,045,708.60

Finding the Fourth Proportional to 8,305,401.40, 12,460,434.90 and 4,045,708.60

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Solution

The fourth proportional to 8,305,401.40, 12,460,434.90 and 4,045,708.60 is: 6,069,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,401.40 : 12,460,434.90 = 4,045,708.60 : x
  2. Step 2: Convert to fraction form
    8,305,401.40/12,460,434.90 = 4,045,708.60/x
  3. Step 3: Cross multiply
    8,305,401.40x = 12,460,434.90 × 4,045,708.60
  4. Step 4: Simplify right side
    8,305,401.40x = 50,411,288,634,670.14
  5. Step 5: Solve for x
    x = 50,411,288,634,670.14/8,305,401.40
  6. Step 6: Final answer
    x = 6,069,699.25

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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.