Home / 28,538,880.42-42,806,792.16-10,093,547.46

Finding the Fourth Proportional to 28,538,880.42, 42,806,792.16 and 10,093,547.46

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Solution

The fourth proportional to 28,538,880.42, 42,806,792.16 and 10,093,547.46 is: 15,139,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,538,880.42 : 42,806,792.16 = 10,093,547.46 : x
  2. Step 2: Convert to fraction form
    28,538,880.42/42,806,792.16 = 10,093,547.46/x
  3. Step 3: Cross multiply
    28,538,880.42x = 42,806,792.16 × 10,093,547.46
  4. Step 4: Simplify right side
    28,538,880.42x = 432,072,388,277,315.94
  5. Step 5: Solve for x
    x = 432,072,388,277,315.94/28,538,880.42
  6. Step 6: Final answer
    x = 15,139,780.61

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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.