Home / 14,208,516.56-21,307,483.92-5,108,130.92

Finding the Fourth Proportional to 14,208,516.56, 21,307,483.92 and 5,108,130.92

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Solution

The fourth proportional to 14,208,516.56, 21,307,483.92 and 5,108,130.92 is: 7,660,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,516.56 : 21,307,483.92 = 5,108,130.92 : x
  2. Step 2: Convert to fraction form
    14,208,516.56/21,307,483.92 = 5,108,130.92/x
  3. Step 3: Cross multiply
    14,208,516.56x = 21,307,483.92 × 5,108,130.92
  4. Step 4: Simplify right side
    14,208,516.56x = 108,841,417,439,154.81
  5. Step 5: Solve for x
    x = 108,841,417,439,154.81/14,208,516.56
  6. Step 6: Final answer
    x = 7,660,294.23

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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.