Home / 11,710,856.32-16,160,979.30-6,554,217.58

Finding the Fourth Proportional to 11,710,856.32, 16,160,979.30 and 6,554,217.58

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Solution

The fourth proportional to 11,710,856.32, 16,160,979.30 and 6,554,217.58 is: 9,044,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710,856.32 : 16,160,979.30 = 6,554,217.58 : x
  2. Step 2: Convert to fraction form
    11,710,856.32/16,160,979.30 = 6,554,217.58/x
  3. Step 3: Cross multiply
    11,710,856.32x = 16,160,979.30 × 6,554,217.58
  4. Step 4: Simplify right side
    11,710,856.32x = 105,922,574,638,076.09
  5. Step 5: Solve for x
    x = 105,922,574,638,076.09/11,710,856.32
  6. Step 6: Final answer
    x = 9,044,818.91

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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.