Home / 9,340,586.39-12,889,716.76-5,475,681.65

Finding the Fourth Proportional to 9,340,586.39, 12,889,716.76 and 5,475,681.65

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Solution

The fourth proportional to 9,340,586.39, 12,889,716.76 and 5,475,681.65 is: 7,556,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340,586.39 : 12,889,716.76 = 5,475,681.65 : x
  2. Step 2: Convert to fraction form
    9,340,586.39/12,889,716.76 = 5,475,681.65/x
  3. Step 3: Cross multiply
    9,340,586.39x = 12,889,716.76 × 5,475,681.65
  4. Step 4: Simplify right side
    9,340,586.39x = 70,579,985,536,429.45
  5. Step 5: Solve for x
    x = 70,579,985,536,429.45/9,340,586.39
  6. Step 6: Final answer
    x = 7,556,269.23

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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.