Home / 32,878,825.60-49,326,636.48-12,678,643.84

Finding the Fourth Proportional to 32,878,825.60, 49,326,636.48 and 12,678,643.84

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Solution

The fourth proportional to 32,878,825.60, 49,326,636.48 and 12,678,643.84 is: 19,021,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,878,825.60 : 49,326,636.48 = 12,678,643.84 : x
  2. Step 2: Convert to fraction form
    32,878,825.60/49,326,636.48 = 12,678,643.84/x
  3. Step 3: Cross multiply
    32,878,825.60x = 49,326,636.48 × 12,678,643.84
  4. Step 4: Simplify right side
    32,878,825.60x = 625,394,855,755,071.25
  5. Step 5: Solve for x
    x = 625,394,855,755,071.25/32,878,825.60
  6. Step 6: Final answer
    x = 19,021,204.20

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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.