Home / 55,118,754.11-76,063,277.04-30,338,411.15

Finding the Fourth Proportional to 55,118,754.11, 76,063,277.04 and 30,338,411.15

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Solution

The fourth proportional to 55,118,754.11, 76,063,277.04 and 30,338,411.15 is: 41,866,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,754.11 : 76,063,277.04 = 30,338,411.15 : x
  2. Step 2: Convert to fraction form
    55,118,754.11/76,063,277.04 = 30,338,411.15/x
  3. Step 3: Cross multiply
    55,118,754.11x = 76,063,277.04 × 30,338,411.15
  4. Step 4: Simplify right side
    55,118,754.11x = 2,307,638,971,875,559
  5. Step 5: Solve for x
    x = 2,307,638,971,875,559/55,118,754.11
  6. Step 6: Final answer
    x = 41,866,675.13

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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.