Home / 9,487,800.76-13,093,172.76-5,136,890.08

Finding the Fourth Proportional to 9,487,800.76, 13,093,172.76 and 5,136,890.08

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Solution

The fourth proportional to 9,487,800.76, 13,093,172.76 and 5,136,890.08 is: 7,088,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,800.76 : 13,093,172.76 = 5,136,890.08 : x
  2. Step 2: Convert to fraction form
    9,487,800.76/13,093,172.76 = 5,136,890.08/x
  3. Step 3: Cross multiply
    9,487,800.76x = 13,093,172.76 × 5,136,890.08
  4. Step 4: Simplify right side
    9,487,800.76x = 67,258,189,266,570.22
  5. Step 5: Solve for x
    x = 67,258,189,266,570.22/9,487,800.76
  6. Step 6: Final answer
    x = 7,088,912.49

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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.