Home / 53,499,111.41-80,223,370.04-20,725,030.77

Finding the Fourth Proportional to 53,499,111.41, 80,223,370.04 and 20,725,030.77

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Solution

The fourth proportional to 53,499,111.41, 80,223,370.04 and 20,725,030.77 is: 31,077,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,499,111.41 : 80,223,370.04 = 20,725,030.77 : x
  2. Step 2: Convert to fraction form
    53,499,111.41/80,223,370.04 = 20,725,030.77/x
  3. Step 3: Cross multiply
    53,499,111.41x = 80,223,370.04 × 20,725,030.77
  4. Step 4: Simplify right side
    53,499,111.41x = 1,662,631,812,448,470.75
  5. Step 5: Solve for x
    x = 1,662,631,812,448,470.75/53,499,111.41
  6. Step 6: Final answer
    x = 31,077,746.31

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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.