Home / 14,280,038.21-19,706,476.07-7,753,680.29

Finding the Fourth Proportional to 14,280,038.21, 19,706,476.07 and 7,753,680.29

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Solution

The fourth proportional to 14,280,038.21, 19,706,476.07 and 7,753,680.29 is: 10,700,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,038.21 : 19,706,476.07 = 7,753,680.29 : x
  2. Step 2: Convert to fraction form
    14,280,038.21/19,706,476.07 = 7,753,680.29/x
  3. Step 3: Cross multiply
    14,280,038.21x = 19,706,476.07 × 7,753,680.29
  4. Step 4: Simplify right side
    14,280,038.21x = 152,797,715,099,813.47
  5. Step 5: Solve for x
    x = 152,797,715,099,813.47/14,280,038.21
  6. Step 6: Final answer
    x = 10,700,091.47

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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.