Home / 20,249,916.92-30,370,088.82-7,463,477.24

Finding the Fourth Proportional to 20,249,916.92, 30,370,088.82 and 7,463,477.24

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Solution

The fourth proportional to 20,249,916.92, 30,370,088.82 and 7,463,477.24 is: 11,193,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,249,916.92 : 30,370,088.82 = 7,463,477.24 : x
  2. Step 2: Convert to fraction form
    20,249,916.92/30,370,088.82 = 7,463,477.24/x
  3. Step 3: Cross multiply
    20,249,916.92x = 30,370,088.82 × 7,463,477.24
  4. Step 4: Simplify right side
    20,249,916.92x = 226,666,466,684,848.47
  5. Step 5: Solve for x
    x = 226,666,466,684,848.47/20,249,916.92
  6. Step 6: Final answer
    x = 11,193,451.69

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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.