Home / 14,187,743.61-21,203,875.36-10,357,631.67

Finding the Fourth Proportional to 14,187,743.61, 21,203,875.36 and 10,357,631.67

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Solution

The fourth proportional to 14,187,743.61, 21,203,875.36 and 10,357,631.67 is: 15,479,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187,743.61 : 21,203,875.36 = 10,357,631.67 : x
  2. Step 2: Convert to fraction form
    14,187,743.61/21,203,875.36 = 10,357,631.67/x
  3. Step 3: Cross multiply
    14,187,743.61x = 21,203,875.36 × 10,357,631.67
  4. Step 4: Simplify right side
    14,187,743.61x = 219,621,930,955,468.66
  5. Step 5: Solve for x
    x = 219,621,930,955,468.66/14,187,743.61
  6. Step 6: Final answer
    x = 15,479,694.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.