Home / 13,460,211.14-18,574,996.61-7,348,639.64

Finding the Fourth Proportional to 13,460,211.14, 18,574,996.61 and 7,348,639.64

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Solution

The fourth proportional to 13,460,211.14, 18,574,996.61 and 7,348,639.64 is: 10,141,070.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,211.14 : 18,574,996.61 = 7,348,639.64 : x
  2. Step 2: Convert to fraction form
    13,460,211.14/18,574,996.61 = 7,348,639.64/x
  3. Step 3: Cross multiply
    13,460,211.14x = 18,574,996.61 × 7,348,639.64
  4. Step 4: Simplify right side
    13,460,211.14x = 136,500,956,401,111.61
  5. Step 5: Solve for x
    x = 136,500,956,401,111.61/13,460,211.14
  6. Step 6: Final answer
    x = 10,141,070.97

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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.