Home / 14,238,670.80-21,352,757.40-7,047,814.80

Finding the Fourth Proportional to 14,238,670.80, 21,352,757.40 and 7,047,814.80

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Solution

The fourth proportional to 14,238,670.80, 21,352,757.40 and 7,047,814.80 is: 10,569,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238,670.80 : 21,352,757.40 = 7,047,814.80 : x
  2. Step 2: Convert to fraction form
    14,238,670.80/21,352,757.40 = 7,047,814.80/x
  3. Step 3: Cross multiply
    14,238,670.80x = 21,352,757.40 × 7,047,814.80
  4. Step 4: Simplify right side
    14,238,670.80x = 150,490,279,624,529.50
  5. Step 5: Solve for x
    x = 150,490,279,624,529.50/14,238,670.80
  6. Step 6: Final answer
    x = 10,569,124.16

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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.