Home / 15,716,973.80-23,575,460.70-8,146,260.20

Finding the Fourth Proportional to 15,716,973.80, 23,575,460.70 and 8,146,260.20

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Solution

The fourth proportional to 15,716,973.80, 23,575,460.70 and 8,146,260.20 is: 12,219,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716,973.80 : 23,575,460.70 = 8,146,260.20 : x
  2. Step 2: Convert to fraction form
    15,716,973.80/23,575,460.70 = 8,146,260.20/x
  3. Step 3: Cross multiply
    15,716,973.80x = 23,575,460.70 × 8,146,260.20
  4. Step 4: Simplify right side
    15,716,973.80x = 192,051,837,197,074.12
  5. Step 5: Solve for x
    x = 192,051,837,197,074.12/15,716,973.80
  6. Step 6: Final answer
    x = 12,219,390.30

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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.