Home / 18,019,038.55-24,868,457.97-10,178,881.37

Finding the Fourth Proportional to 18,019,038.55, 24,868,457.97 and 10,178,881.37

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Solution

The fourth proportional to 18,019,038.55, 24,868,457.97 and 10,178,881.37 is: 14,048,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019,038.55 : 24,868,457.97 = 10,178,881.37 : x
  2. Step 2: Convert to fraction form
    18,019,038.55/24,868,457.97 = 10,178,881.37/x
  3. Step 3: Cross multiply
    18,019,038.55x = 24,868,457.97 × 10,178,881.37
  4. Step 4: Simplify right side
    18,019,038.55x = 253,133,083,531,461
  5. Step 5: Solve for x
    x = 253,133,083,531,461/18,019,038.55
  6. Step 6: Final answer
    x = 14,048,090.46

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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.