Home / 18,882,631.89-28,323,852.79-16,316,037.39

Finding the Fourth Proportional to 18,882,631.89, 28,323,852.79 and 16,316,037.39

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Solution

The fourth proportional to 18,882,631.89, 28,323,852.79 and 16,316,037.39 is: 24,473,973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882,631.89 : 28,323,852.79 = 16,316,037.39 : x
  2. Step 2: Convert to fraction form
    18,882,631.89/28,323,852.79 = 16,316,037.39/x
  3. Step 3: Cross multiply
    18,882,631.89x = 28,323,852.79 × 16,316,037.39
  4. Step 4: Simplify right side
    18,882,631.89x = 462,133,041,150,495.81
  5. Step 5: Solve for x
    x = 462,133,041,150,495.81/18,882,631.89
  6. Step 6: Final answer
    x = 24,473,973.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.