Home / 55,603,851.04-76,733,312.77-30,823,975.10

Finding the Fourth Proportional to 55,603,851.04, 76,733,312.77 and 30,823,975.10

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Solution

The fourth proportional to 55,603,851.04, 76,733,312.77 and 30,823,975.10 is: 42,537,084.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,603,851.04 : 76,733,312.77 = 30,823,975.10 : x
  2. Step 2: Convert to fraction form
    55,603,851.04/76,733,312.77 = 30,823,975.10/x
  3. Step 3: Cross multiply
    55,603,851.04x = 76,733,312.77 × 30,823,975.10
  4. Step 4: Simplify right side
    55,603,851.04x = 2,365,225,722,162,992
  5. Step 5: Solve for x
    x = 2,365,225,722,162,992/55,603,851.04
  6. Step 6: Final answer
    x = 42,537,084.71

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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.