Home / 12,909,451.95-19,365,597.65-4,270,404.65

Finding the Fourth Proportional to 12,909,451.95, 19,365,597.65 and 4,270,404.65

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Solution

The fourth proportional to 12,909,451.95, 19,365,597.65 and 4,270,404.65 is: 6,406,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,909,451.95 : 19,365,597.65 = 4,270,404.65 : x
  2. Step 2: Convert to fraction form
    12,909,451.95/19,365,597.65 = 4,270,404.65/x
  3. Step 3: Cross multiply
    12,909,451.95x = 19,365,597.65 × 4,270,404.65
  4. Step 4: Simplify right side
    12,909,451.95x = 82,698,938,168,437.09
  5. Step 5: Solve for x
    x = 82,698,938,168,437.09/12,909,451.95
  6. Step 6: Final answer
    x = 6,406,076.61

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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.