Home / 15,678,931.05-23,518,396.58-15,678,931.05

Finding the Fourth Proportional to 15,678,931.05, 23,518,396.58 and 15,678,931.05

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Solution

The fourth proportional to 15,678,931.05, 23,518,396.58 and 15,678,931.05 is: 23,518,396.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678,931.05 : 23,518,396.58 = 15,678,931.05 : x
  2. Step 2: Convert to fraction form
    15,678,931.05/23,518,396.58 = 15,678,931.05/x
  3. Step 3: Cross multiply
    15,678,931.05x = 23,518,396.58 × 15,678,931.05
  4. Step 4: Simplify right side
    15,678,931.05x = 368,743,318,305,981.19
  5. Step 5: Solve for x
    x = 368,743,318,305,981.19/15,678,931.05
  6. Step 6: Final answer
    x = 23,518,396.58

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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.