Home / 11,688,497.71-16,130,148.74-6,531,859.27

Finding the Fourth Proportional to 11,688,497.71, 16,130,148.74 and 6,531,859.27

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Solution

The fourth proportional to 11,688,497.71, 16,130,148.74 and 6,531,859.27 is: 9,013,978.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,497.71 : 16,130,148.74 = 6,531,859.27 : x
  2. Step 2: Convert to fraction form
    11,688,497.71/16,130,148.74 = 6,531,859.27/x
  3. Step 3: Cross multiply
    11,688,497.71x = 16,130,148.74 × 6,531,859.27
  4. Step 4: Simplify right side
    11,688,497.71x = 105,359,861,573,847.81
  5. Step 5: Solve for x
    x = 105,359,861,573,847.81/11,688,497.71
  6. Step 6: Final answer
    x = 9,013,978.03

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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.