Home / 12,618,813.93-17,413,975.55-6,817,600.32

Finding the Fourth Proportional to 12,618,813.93, 17,413,975.55 and 6,817,600.32

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Solution

The fourth proportional to 12,618,813.93, 17,413,975.55 and 6,817,600.32 is: 9,408,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,813.93 : 17,413,975.55 = 6,817,600.32 : x
  2. Step 2: Convert to fraction form
    12,618,813.93/17,413,975.55 = 6,817,600.32/x
  3. Step 3: Cross multiply
    12,618,813.93x = 17,413,975.55 × 6,817,600.32
  4. Step 4: Simplify right side
    12,618,813.93x = 118,721,525,282,152.19
  5. Step 5: Solve for x
    x = 118,721,525,282,152.19/12,618,813.93
  6. Step 6: Final answer
    x = 9,408,295.10

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1.5x scale

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.