Home / 10,509,689.71-14,503,476.12-5,863,435.55

Finding the Fourth Proportional to 10,509,689.71, 14,503,476.12 and 5,863,435.55

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Solution

The fourth proportional to 10,509,689.71, 14,503,476.12 and 5,863,435.55 is: 8,091,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,689.71 : 14,503,476.12 = 5,863,435.55 : x
  2. Step 2: Convert to fraction form
    10,509,689.71/14,503,476.12 = 5,863,435.55/x
  3. Step 3: Cross multiply
    10,509,689.71x = 14,503,476.12 × 5,863,435.55
  4. Step 4: Simplify right side
    10,509,689.71x = 85,040,197,408,066.67
  5. Step 5: Solve for x
    x = 85,040,197,408,066.67/10,509,689.71
  6. Step 6: Final answer
    x = 8,091,599.26

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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.