Home / 15,602,705.79-21,533,552.69-9,076,610.31

Finding the Fourth Proportional to 15,602,705.79, 21,533,552.69 and 9,076,610.31

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Solution

The fourth proportional to 15,602,705.79, 21,533,552.69 and 9,076,610.31 is: 12,526,780.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602,705.79 : 21,533,552.69 = 9,076,610.31 : x
  2. Step 2: Convert to fraction form
    15,602,705.79/21,533,552.69 = 9,076,610.31/x
  3. Step 3: Cross multiply
    15,602,705.79x = 21,533,552.69 × 9,076,610.31
  4. Step 4: Simplify right side
    15,602,705.79x = 195,451,666,356,982.25
  5. Step 5: Solve for x
    x = 195,451,666,356,982.25/15,602,705.79
  6. Step 6: Final answer
    x = 12,526,780.23

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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.