Home / 15,379,948.16-23,072,215.44-5,663,813.84

Finding the Fourth Proportional to 15,379,948.16, 23,072,215.44 and 5,663,813.84

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Solution

The fourth proportional to 15,379,948.16, 23,072,215.44 and 5,663,813.84 is: 8,496,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,379,948.16 : 23,072,215.44 = 5,663,813.84 : x
  2. Step 2: Convert to fraction form
    15,379,948.16/23,072,215.44 = 5,663,813.84/x
  3. Step 3: Cross multiply
    15,379,948.16x = 23,072,215.44 × 5,663,813.84
  4. Step 4: Simplify right side
    15,379,948.16x = 130,676,733,128,533.69
  5. Step 5: Solve for x
    x = 130,676,733,128,533.69/15,379,948.16
  6. Step 6: Final answer
    x = 8,496,565.25

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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.