Home / 43,575,498.40-65,371,859.52-12,870,611.32

Finding the Fourth Proportional to 43,575,498.40, 65,371,859.52 and 12,870,611.32

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Solution

The fourth proportional to 43,575,498.40, 65,371,859.52 and 12,870,611.32 is: 19,308,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,575,498.40 : 65,371,859.52 = 12,870,611.32 : x
  2. Step 2: Convert to fraction form
    43,575,498.40/65,371,859.52 = 12,870,611.32/x
  3. Step 3: Cross multiply
    43,575,498.40x = 65,371,859.52 × 12,870,611.32
  4. Step 4: Simplify right side
    43,575,498.40x = 841,375,795,147,561.88
  5. Step 5: Solve for x
    x = 841,375,795,147,561.88/43,575,498.40
  6. Step 6: Final answer
    x = 19,308,460.63

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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.