Home / 14,658,516.01-20,220,347.67-9,142,314.08

Finding the Fourth Proportional to 14,658,516.01, 20,220,347.67 and 9,142,314.08

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Solution

The fourth proportional to 14,658,516.01, 20,220,347.67 and 9,142,314.08 is: 12,611,151.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,516.01 : 20,220,347.67 = 9,142,314.08 : x
  2. Step 2: Convert to fraction form
    14,658,516.01/20,220,347.67 = 9,142,314.08/x
  3. Step 3: Cross multiply
    14,658,516.01x = 20,220,347.67 × 9,142,314.08
  4. Step 4: Simplify right side
    14,658,516.01x = 184,860,769,205,936.22
  5. Step 5: Solve for x
    x = 184,860,769,205,936.22/14,658,516.01
  6. Step 6: Final answer
    x = 12,611,151.71

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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.