Home / 27,167,283.35-37,511,894.57-20,877,848.40

Finding the Fourth Proportional to 27,167,283.35, 37,511,894.57 and 20,877,848.40

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Solution

The fourth proportional to 27,167,283.35, 37,511,894.57 and 20,877,848.40 is: 28,827,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167,283.35 : 37,511,894.57 = 20,877,848.40 : x
  2. Step 2: Convert to fraction form
    27,167,283.35/37,511,894.57 = 20,877,848.40/x
  3. Step 3: Cross multiply
    27,167,283.35x = 37,511,894.57 × 20,877,848.40
  4. Step 4: Simplify right side
    27,167,283.35x = 783,167,648,029,243.12
  5. Step 5: Solve for x
    x = 783,167,648,029,243.12/27,167,283.35
  6. Step 6: Final answer
    x = 28,827,602.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.