Home / 8,911,057.95-13,369,465.57-4,121,888.81

Finding the Fourth Proportional to 8,911,057.95, 13,369,465.57 and 4,121,888.81

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Solution

The fourth proportional to 8,911,057.95, 13,369,465.57 and 4,121,888.81 is: 6,184,164.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,057.95 : 13,369,465.57 = 4,121,888.81 : x
  2. Step 2: Convert to fraction form
    8,911,057.95/13,369,465.57 = 4,121,888.81/x
  3. Step 3: Cross multiply
    8,911,057.95x = 13,369,465.57 × 4,121,888.81
  4. Step 4: Simplify right side
    8,911,057.95x = 55,107,450,501,646.72
  5. Step 5: Solve for x
    x = 55,107,450,501,646.72/8,911,057.95
  6. Step 6: Final answer
    x = 6,184,164.75

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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.