Home / 15,725,962.20-21,708,523.56-10,572,313.02

Finding the Fourth Proportional to 15,725,962.20, 21,708,523.56 and 10,572,313.02

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Solution

The fourth proportional to 15,725,962.20, 21,708,523.56 and 10,572,313.02 is: 14,594,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,725,962.20 : 21,708,523.56 = 10,572,313.02 : x
  2. Step 2: Convert to fraction form
    15,725,962.20/21,708,523.56 = 10,572,313.02/x
  3. Step 3: Cross multiply
    15,725,962.20x = 21,708,523.56 × 10,572,313.02
  4. Step 4: Simplify right side
    15,725,962.20x = 229,509,306,278,364.72
  5. Step 5: Solve for x
    x = 229,509,306,278,364.72/15,725,962.20
  6. Step 6: Final answer
    x = 14,594,293.40

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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.