Home / 14,124,123.20-21,186,184.80-10,935,477.20

Finding the Fourth Proportional to 14,124,123.20, 21,186,184.80 and 10,935,477.20

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Solution

The fourth proportional to 14,124,123.20, 21,186,184.80 and 10,935,477.20 is: 16,403,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,123.20 : 21,186,184.80 = 10,935,477.20 : x
  2. Step 2: Convert to fraction form
    14,124,123.20/21,186,184.80 = 10,935,477.20/x
  3. Step 3: Cross multiply
    14,124,123.20x = 21,186,184.80 × 10,935,477.20
  4. Step 4: Simplify right side
    14,124,123.20x = 231,681,040,835,386.56
  5. Step 5: Solve for x
    x = 231,681,040,835,386.56/14,124,123.20
  6. Step 6: Final answer
    x = 16,403,215.80

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1.5x scale

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.