Home / 42,556,847.40-63,835,271.10-15,627,004.20

Finding the Fourth Proportional to 42,556,847.40, 63,835,271.10 and 15,627,004.20

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Solution

The fourth proportional to 42,556,847.40, 63,835,271.10 and 15,627,004.20 is: 23,440,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,556,847.40 : 63,835,271.10 = 15,627,004.20 : x
  2. Step 2: Convert to fraction form
    42,556,847.40/63,835,271.10 = 15,627,004.20/x
  3. Step 3: Cross multiply
    42,556,847.40x = 63,835,271.10 × 15,627,004.20
  4. Step 4: Simplify right side
    42,556,847.40x = 997,554,049,587,838.62
  5. Step 5: Solve for x
    x = 997,554,049,587,838.62/42,556,847.40
  6. Step 6: Final answer
    x = 23,440,506.30

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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.