Home / 8,905,950.32-12,289,834.32-5,038,537.28

Finding the Fourth Proportional to 8,905,950.32, 12,289,834.32 and 5,038,537.28

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Solution

The fourth proportional to 8,905,950.32, 12,289,834.32 and 5,038,537.28 is: 6,952,968.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,950.32 : 12,289,834.32 = 5,038,537.28 : x
  2. Step 2: Convert to fraction form
    8,905,950.32/12,289,834.32 = 5,038,537.28/x
  3. Step 3: Cross multiply
    8,905,950.32x = 12,289,834.32 × 5,038,537.28
  4. Step 4: Simplify right side
    8,905,950.32x = 61,922,788,386,343.45
  5. Step 5: Solve for x
    x = 61,922,788,386,343.45/8,905,950.32
  6. Step 6: Final answer
    x = 6,952,968.09

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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.