Home / 22,988,897.20-34,483,345.80-20,863,133.20

Finding the Fourth Proportional to 22,988,897.20, 34,483,345.80 and 20,863,133.20

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Solution

The fourth proportional to 22,988,897.20, 34,483,345.80 and 20,863,133.20 is: 31,294,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988,897.20 : 34,483,345.80 = 20,863,133.20 : x
  2. Step 2: Convert to fraction form
    22,988,897.20/34,483,345.80 = 20,863,133.20/x
  3. Step 3: Cross multiply
    22,988,897.20x = 34,483,345.80 × 20,863,133.20
  4. Step 4: Simplify right side
    22,988,897.20x = 719,430,636,607,060.50
  5. Step 5: Solve for x
    x = 719,430,636,607,060.50/22,988,897.20
  6. Step 6: Final answer
    x = 31,294,699.80

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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.