Home / 8,779,314.27-12,114,632.85-5,246,409.81

Finding the Fourth Proportional to 8,779,314.27, 12,114,632.85 and 5,246,409.81

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Solution

The fourth proportional to 8,779,314.27, 12,114,632.85 and 5,246,409.81 is: 7,239,555.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,314.27 : 12,114,632.85 = 5,246,409.81 : x
  2. Step 2: Convert to fraction form
    8,779,314.27/12,114,632.85 = 5,246,409.81/x
  3. Step 3: Cross multiply
    8,779,314.27x = 12,114,632.85 × 5,246,409.81
  4. Step 4: Simplify right side
    8,779,314.27x = 63,558,328,628,788.25
  5. Step 5: Solve for x
    x = 63,558,328,628,788.25/8,779,314.27
  6. Step 6: Final answer
    x = 7,239,555.01

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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.