Home / 39,042,203.61-58,569,889.50-13,128,344.93

Finding the Fourth Proportional to 39,042,203.61, 58,569,889.50 and 13,128,344.93

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Solution

The fourth proportional to 39,042,203.61, 58,569,889.50 and 13,128,344.93 is: 19,694,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,042,203.61 : 58,569,889.50 = 13,128,344.93 : x
  2. Step 2: Convert to fraction form
    39,042,203.61/58,569,889.50 = 13,128,344.93/x
  3. Step 3: Cross multiply
    39,042,203.61x = 58,569,889.50 × 13,128,344.93
  4. Step 4: Simplify right side
    39,042,203.61x = 768,925,711,509,494.12
  5. Step 5: Solve for x
    x = 768,925,711,509,494.12/39,042,203.61
  6. Step 6: Final answer
    x = 19,694,731.35

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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.