Home / 9,302,328.63-12,840,721.02-5,436,106.29

Finding the Fourth Proportional to 9,302,328.63, 12,840,721.02 and 5,436,106.29

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Solution

The fourth proportional to 9,302,328.63, 12,840,721.02 and 5,436,106.29 is: 7,503,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302,328.63 : 12,840,721.02 = 5,436,106.29 : x
  2. Step 2: Convert to fraction form
    9,302,328.63/12,840,721.02 = 5,436,106.29/x
  3. Step 3: Cross multiply
    9,302,328.63x = 12,840,721.02 × 5,436,106.29
  4. Step 4: Simplify right side
    9,302,328.63x = 69,803,524,304,957.21
  5. Step 5: Solve for x
    x = 69,803,524,304,957.21/9,302,328.63
  6. Step 6: Final answer
    x = 7,503,876.40

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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.