Home / 28,745,963.20-43,122,881.40-9,574,721.20

Finding the Fourth Proportional to 28,745,963.20, 43,122,881.40 and 9,574,721.20

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Solution

The fourth proportional to 28,745,963.20, 43,122,881.40 and 9,574,721.20 is: 14,363,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,745,963.20 : 43,122,881.40 = 9,574,721.20 : x
  2. Step 2: Convert to fraction form
    28,745,963.20/43,122,881.40 = 9,574,721.20/x
  3. Step 3: Cross multiply
    28,745,963.20x = 43,122,881.40 × 9,574,721.20
  4. Step 4: Simplify right side
    28,745,963.20x = 412,889,566,745,665.62
  5. Step 5: Solve for x
    x = 412,889,566,745,665.62/28,745,963.20
  6. Step 6: Final answer
    x = 14,363,393.00

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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.