Home / 55,191,515.16-76,160,859.15-30,410,315.22

Finding the Fourth Proportional to 55,191,515.16, 76,160,859.15 and 30,410,315.22

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Solution

The fourth proportional to 55,191,515.16, 76,160,859.15 and 30,410,315.22 is: 41,964,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,191,515.16 : 76,160,859.15 = 30,410,315.22 : x
  2. Step 2: Convert to fraction form
    55,191,515.16/76,160,859.15 = 30,410,315.22/x
  3. Step 3: Cross multiply
    55,191,515.16x = 76,160,859.15 × 30,410,315.22
  4. Step 4: Simplify right side
    55,191,515.16x = 2,316,075,734,177,521.50
  5. Step 5: Solve for x
    x = 2,316,075,734,177,521.50/55,191,515.16
  6. Step 6: Final answer
    x = 41,964,344.11

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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.