Home / 16,768,631.67-23,140,808.81-9,426,400.55

Finding the Fourth Proportional to 16,768,631.67, 23,140,808.81 and 9,426,400.55

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Solution

The fourth proportional to 16,768,631.67, 23,140,808.81 and 9,426,400.55 is: 13,008,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768,631.67 : 23,140,808.81 = 9,426,400.55 : x
  2. Step 2: Convert to fraction form
    16,768,631.67/23,140,808.81 = 9,426,400.55/x
  3. Step 3: Cross multiply
    16,768,631.67x = 23,140,808.81 × 9,426,400.55
  4. Step 4: Simplify right side
    16,768,631.67x = 218,134,532,894,028.84
  5. Step 5: Solve for x
    x = 218,134,532,894,028.84/16,768,631.67
  6. Step 6: Final answer
    x = 13,008,487.35

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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.