Home / 16,878,893.04-25,290,660.42-7,155,737.10

Finding the Fourth Proportional to 16,878,893.04, 25,290,660.42 and 7,155,737.10

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Solution

The fourth proportional to 16,878,893.04, 25,290,660.42 and 7,155,737.10 is: 10,721,871.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878,893.04 : 25,290,660.42 = 7,155,737.10 : x
  2. Step 2: Convert to fraction form
    16,878,893.04/25,290,660.42 = 7,155,737.10/x
  3. Step 3: Cross multiply
    16,878,893.04x = 25,290,660.42 × 7,155,737.10
  4. Step 4: Simplify right side
    16,878,893.04x = 180,973,317,050,895.59
  5. Step 5: Solve for x
    x = 180,973,317,050,895.59/16,878,893.04
  6. Step 6: Final answer
    x = 10,721,871.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.