Home / 18,874,340.47-28,302,565.65-6,574,013.94

Finding the Fourth Proportional to 18,874,340.47, 28,302,565.65 and 6,574,013.94

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Solution

The fourth proportional to 18,874,340.47, 28,302,565.65 and 6,574,013.94 is: 9,857,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,874,340.47 : 28,302,565.65 = 6,574,013.94 : x
  2. Step 2: Convert to fraction form
    18,874,340.47/28,302,565.65 = 6,574,013.94/x
  3. Step 3: Cross multiply
    18,874,340.47x = 28,302,565.65 × 6,574,013.94
  4. Step 4: Simplify right side
    18,874,340.47x = 186,061,460,990,077.97
  5. Step 5: Solve for x
    x = 186,061,460,990,077.97/18,874,340.47
  6. Step 6: Final answer
    x = 9,857,905.30

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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.