Home / 10,605,312.21-14,635,811.12-6,254,581.89

Finding the Fourth Proportional to 10,605,312.21, 14,635,811.12 and 6,254,581.89

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Solution

The fourth proportional to 10,605,312.21, 14,635,811.12 and 6,254,581.89 is: 8,631,606.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605,312.21 : 14,635,811.12 = 6,254,581.89 : x
  2. Step 2: Convert to fraction form
    10,605,312.21/14,635,811.12 = 6,254,581.89/x
  3. Step 3: Cross multiply
    10,605,312.21x = 14,635,811.12 × 6,254,581.89
  4. Step 4: Simplify right side
    10,605,312.21x = 91,540,879,145,339.70
  5. Step 5: Solve for x
    x = 91,540,879,145,339.70/10,605,312.21
  6. Step 6: Final answer
    x = 8,631,606.25

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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.