Home / 15,017,518.08-20,724,249.60-14,475,064.32

Finding the Fourth Proportional to 15,017,518.08, 20,724,249.60 and 14,475,064.32

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Solution

The fourth proportional to 15,017,518.08, 20,724,249.60 and 14,475,064.32 is: 19,975,660.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017,518.08 : 20,724,249.60 = 14,475,064.32 : x
  2. Step 2: Convert to fraction form
    15,017,518.08/20,724,249.60 = 14,475,064.32/x
  3. Step 3: Cross multiply
    15,017,518.08x = 20,724,249.60 × 14,475,064.32
  4. Step 4: Simplify right side
    15,017,518.08x = 299,984,845,943,734.31
  5. Step 5: Solve for x
    x = 299,984,845,943,734.31/15,017,518.08
  6. Step 6: Final answer
    x = 19,975,660.71

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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.