Home / 14,290,025.04-19,720,457.64-7,763,783.76

Finding the Fourth Proportional to 14,290,025.04, 19,720,457.64 and 7,763,783.76

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Solution

The fourth proportional to 14,290,025.04, 19,720,457.64 and 7,763,783.76 is: 10,714,142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290,025.04 : 19,720,457.64 = 7,763,783.76 : x
  2. Step 2: Convert to fraction form
    14,290,025.04/19,720,457.64 = 7,763,783.76/x
  3. Step 3: Cross multiply
    14,290,025.04x = 19,720,457.64 × 7,763,783.76
  4. Step 4: Simplify right side
    14,290,025.04x = 153,105,368,765,199.94
  5. Step 5: Solve for x
    x = 153,105,368,765,199.94/14,290,025.04
  6. Step 6: Final answer
    x = 10,714,142.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.