Home / 46,343,670.60-69,540,389.10-19,420,048.20

Finding the Fourth Proportional to 46,343,670.60, 69,540,389.10 and 19,420,048.20

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Solution

The fourth proportional to 46,343,670.60, 69,540,389.10 and 19,420,048.20 is: 29,140,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,343,670.60 : 69,540,389.10 = 19,420,048.20 : x
  2. Step 2: Convert to fraction form
    46,343,670.60/69,540,389.10 = 19,420,048.20/x
  3. Step 3: Cross multiply
    46,343,670.60x = 69,540,389.10 × 19,420,048.20
  4. Step 4: Simplify right side
    46,343,670.60x = 1,350,477,708,168,754.50
  5. Step 5: Solve for x
    x = 1,350,477,708,168,754.50/46,343,670.60
  6. Step 6: Final answer
    x = 29,140,499.46

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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.