Home / 26,331,646.84-36,323,039.86-15,317,157.40

Finding the Fourth Proportional to 26,331,646.84, 36,323,039.86 and 15,317,157.40

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Solution

The fourth proportional to 26,331,646.84, 36,323,039.86 and 15,317,157.40 is: 21,129,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,331,646.84 : 36,323,039.86 = 15,317,157.40 : x
  2. Step 2: Convert to fraction form
    26,331,646.84/36,323,039.86 = 15,317,157.40/x
  3. Step 3: Cross multiply
    26,331,646.84x = 36,323,039.86 × 15,317,157.40
  4. Step 4: Simplify right side
    26,331,646.84x = 556,365,718,782,093.94
  5. Step 5: Solve for x
    x = 556,365,718,782,093.94/26,331,646.84
  6. Step 6: Final answer
    x = 21,129,165.30

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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.