Home / 27,845,151.80-38,425,730.47-15,454,518.35

Finding the Fourth Proportional to 27,845,151.80, 38,425,730.47 and 15,454,518.35

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Solution

The fourth proportional to 27,845,151.80, 38,425,730.47 and 15,454,518.35 is: 21,326,913.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,845,151.80 : 38,425,730.47 = 15,454,518.35 : x
  2. Step 2: Convert to fraction form
    27,845,151.80/38,425,730.47 = 15,454,518.35/x
  3. Step 3: Cross multiply
    27,845,151.80x = 38,425,730.47 × 15,454,518.35
  4. Step 4: Simplify right side
    27,845,151.80x = 593,851,156,430,004.25
  5. Step 5: Solve for x
    x = 593,851,156,430,004.25/27,845,151.80
  6. Step 6: Final answer
    x = 21,326,913.96

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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.