Home / 9,666,125.76-13,339,152.47-7,196,389.39

Finding the Fourth Proportional to 9,666,125.76, 13,339,152.47 and 7,196,389.39

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Solution

The fourth proportional to 9,666,125.76, 13,339,152.47 and 7,196,389.39 is: 9,930,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666,125.76 : 13,339,152.47 = 7,196,389.39 : x
  2. Step 2: Convert to fraction form
    9,666,125.76/13,339,152.47 = 7,196,389.39/x
  3. Step 3: Cross multiply
    9,666,125.76x = 13,339,152.47 × 7,196,389.39
  4. Step 4: Simplify right side
    9,666,125.76x = 95,993,735,270,718.34
  5. Step 5: Solve for x
    x = 95,993,735,270,718.34/9,666,125.76
  6. Step 6: Final answer
    x = 9,930,942.10

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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.