Home / 14,243,655.81-21,365,510.46-3,460,965.78

Finding the Fourth Proportional to 14,243,655.81, 21,365,510.46 and 3,460,965.78

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Solution

The fourth proportional to 14,243,655.81, 21,365,510.46 and 3,460,965.78 is: 5,191,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243,655.81 : 21,365,510.46 = 3,460,965.78 : x
  2. Step 2: Convert to fraction form
    14,243,655.81/21,365,510.46 = 3,460,965.78/x
  3. Step 3: Cross multiply
    14,243,655.81x = 21,365,510.46 × 3,460,965.78
  4. Step 4: Simplify right side
    14,243,655.81x = 73,945,300,574,292.06
  5. Step 5: Solve for x
    x = 73,945,300,574,292.06/14,243,655.81
  6. Step 6: Final answer
    x = 5,191,455.17

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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.