Home / 15,710,962.09-21,680,787.26-9,095,829.28

Finding the Fourth Proportional to 15,710,962.09, 21,680,787.26 and 9,095,829.28

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Solution

The fourth proportional to 15,710,962.09, 21,680,787.26 and 9,095,829.28 is: 12,552,047.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710,962.09 : 21,680,787.26 = 9,095,829.28 : x
  2. Step 2: Convert to fraction form
    15,710,962.09/21,680,787.26 = 9,095,829.28/x
  3. Step 3: Cross multiply
    15,710,962.09x = 21,680,787.26 × 9,095,829.28
  4. Step 4: Simplify right side
    15,710,962.09x = 197,204,739,622,799.53
  5. Step 5: Solve for x
    x = 197,204,739,622,799.53/15,710,962.09
  6. Step 6: Final answer
    x = 12,552,047.32

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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.