Home / 10,329,995.70-15,494,993.55-9,700,139.70

Finding the Fourth Proportional to 10,329,995.70, 15,494,993.55 and 9,700,139.70

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Solution

The fourth proportional to 10,329,995.70, 15,494,993.55 and 9,700,139.70 is: 14,550,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329,995.70 : 15,494,993.55 = 9,700,139.70 : x
  2. Step 2: Convert to fraction form
    10,329,995.70/15,494,993.55 = 9,700,139.70/x
  3. Step 3: Cross multiply
    10,329,995.70x = 15,494,993.55 × 9,700,139.70
  4. Step 4: Simplify right side
    10,329,995.70x = 150,303,602,085,598.94
  5. Step 5: Solve for x
    x = 150,303,602,085,598.94/10,329,995.70
  6. Step 6: Final answer
    x = 14,550,209.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.