Home / 14,280,039.21-19,706,477.45-7,753,681.29

Finding the Fourth Proportional to 14,280,039.21, 19,706,477.45 and 7,753,681.29

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Solution

The fourth proportional to 14,280,039.21, 19,706,477.45 and 7,753,681.29 is: 10,700,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,039.21 : 19,706,477.45 = 7,753,681.29 : x
  2. Step 2: Convert to fraction form
    14,280,039.21/19,706,477.45 = 7,753,681.29/x
  3. Step 3: Cross multiply
    14,280,039.21x = 19,706,477.45 × 7,753,681.29
  4. Step 4: Simplify right side
    14,280,039.21x = 152,797,745,495,871.91
  5. Step 5: Solve for x
    x = 152,797,745,495,871.91/14,280,039.21
  6. Step 6: Final answer
    x = 10,700,092.85

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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.