Home / 30,210,124.14-41,688,522.45-17,155,658.70

Finding the Fourth Proportional to 30,210,124.14, 41,688,522.45 and 17,155,658.70

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Solution

The fourth proportional to 30,210,124.14, 41,688,522.45 and 17,155,658.70 is: 23,673,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,210,124.14 : 41,688,522.45 = 17,155,658.70 : x
  2. Step 2: Convert to fraction form
    30,210,124.14/41,688,522.45 = 17,155,658.70/x
  3. Step 3: Cross multiply
    30,210,124.14x = 41,688,522.45 × 17,155,658.70
  4. Step 4: Simplify right side
    30,210,124.14x = 715,194,062,859,487.88
  5. Step 5: Solve for x
    x = 715,194,062,859,487.88/30,210,124.14
  6. Step 6: Final answer
    x = 23,673,986.23

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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.