Home / 28,486,253.16-42,733,000.71-9,048,544.38

Finding the Fourth Proportional to 28,486,253.16, 42,733,000.71 and 9,048,544.38

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Solution

The fourth proportional to 28,486,253.16, 42,733,000.71 and 9,048,544.38 is: 13,573,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,486,253.16 : 42,733,000.71 = 9,048,544.38 : x
  2. Step 2: Convert to fraction form
    28,486,253.16/42,733,000.71 = 9,048,544.38/x
  3. Step 3: Cross multiply
    28,486,253.16x = 42,733,000.71 × 9,048,544.38
  4. Step 4: Simplify right side
    28,486,253.16x = 386,671,453,415,006.56
  5. Step 5: Solve for x
    x = 386,671,453,415,006.56/28,486,253.16
  6. Step 6: Final answer
    x = 13,573,966.76

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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.