Home / 14,210,247.30-21,317,036.70-4,985,399.48

Finding the Fourth Proportional to 14,210,247.30, 21,317,036.70 and 4,985,399.48

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Solution

The fourth proportional to 14,210,247.30, 21,317,036.70 and 4,985,399.48 is: 7,478,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,247.30 : 21,317,036.70 = 4,985,399.48 : x
  2. Step 2: Convert to fraction form
    14,210,247.30/21,317,036.70 = 4,985,399.48/x
  3. Step 3: Cross multiply
    14,210,247.30x = 21,317,036.70 × 4,985,399.48
  4. Step 4: Simplify right side
    14,210,247.30x = 106,273,943,679,320.92
  5. Step 5: Solve for x
    x = 106,273,943,679,320.92/14,210,247.30
  6. Step 6: Final answer
    x = 7,478,683.62

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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.