Home / 16,742,130.72-25,100,422.63-7,637,861.33

Finding the Fourth Proportional to 16,742,130.72, 25,100,422.63 and 7,637,861.33

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Solution

The fourth proportional to 16,742,130.72, 25,100,422.63 and 7,637,861.33 is: 11,450,964.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742,130.72 : 25,100,422.63 = 7,637,861.33 : x
  2. Step 2: Convert to fraction form
    16,742,130.72/25,100,422.63 = 7,637,861.33/x
  3. Step 3: Cross multiply
    16,742,130.72x = 25,100,422.63 × 7,637,861.33
  4. Step 4: Simplify right side
    16,742,130.72x = 191,713,547,372,333.91
  5. Step 5: Solve for x
    x = 191,713,547,372,333.91/16,742,130.72
  6. Step 6: Final answer
    x = 11,450,964.67

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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.