Home / 8,477,020.98-12,715,971.30-2,797,688.16

Finding the Fourth Proportional to 8,477,020.98, 12,715,971.30 and 2,797,688.16

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Solution

The fourth proportional to 8,477,020.98, 12,715,971.30 and 2,797,688.16 is: 4,196,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,020.98 : 12,715,971.30 = 2,797,688.16 : x
  2. Step 2: Convert to fraction form
    8,477,020.98/12,715,971.30 = 2,797,688.16/x
  3. Step 3: Cross multiply
    8,477,020.98x = 12,715,971.30 × 2,797,688.16
  4. Step 4: Simplify right side
    8,477,020.98x = 35,575,322,348,909.81
  5. Step 5: Solve for x
    x = 35,575,322,348,909.81/8,477,020.98
  6. Step 6: Final answer
    x = 4,196,677.40

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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.