Home / 30,243,396.70-45,365,095.05-10,048,638.70

Finding the Fourth Proportional to 30,243,396.70, 45,365,095.05 and 10,048,638.70

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Solution

The fourth proportional to 30,243,396.70, 45,365,095.05 and 10,048,638.70 is: 15,072,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243,396.70 : 45,365,095.05 = 10,048,638.70 : x
  2. Step 2: Convert to fraction form
    30,243,396.70/45,365,095.05 = 10,048,638.70/x
  3. Step 3: Cross multiply
    30,243,396.70x = 45,365,095.05 × 10,048,638.70
  4. Step 4: Simplify right side
    30,243,396.70x = 455,857,449,748,608.38
  5. Step 5: Solve for x
    x = 455,857,449,748,608.38/30,243,396.70
  6. Step 6: Final answer
    x = 15,072,958.05

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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.