Home / 38,616,076.02-53,275,166.13-21,866,970.70

Finding the Fourth Proportional to 38,616,076.02, 53,275,166.13 and 21,866,970.70

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Solution

The fourth proportional to 38,616,076.02, 53,275,166.13 and 21,866,970.70 is: 30,167,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,616,076.02 : 53,275,166.13 = 21,866,970.70 : x
  2. Step 2: Convert to fraction form
    38,616,076.02/53,275,166.13 = 21,866,970.70/x
  3. Step 3: Cross multiply
    38,616,076.02x = 53,275,166.13 × 21,866,970.70
  4. Step 4: Simplify right side
    38,616,076.02x = 1,164,966,496,802,342.50
  5. Step 5: Solve for x
    x = 1,164,966,496,802,342.50/38,616,076.02
  6. Step 6: Final answer
    x = 30,167,914.94

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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.