Home / 25,364,078-38,038,124.84-8,320,779.44

Finding the Fourth Proportional to 25,364,078, 38,038,124.84 and 8,320,779.44

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Solution

The fourth proportional to 25,364,078, 38,038,124.84 and 8,320,779.44 is: 12,478,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364,078 : 38,038,124.84 = 8,320,779.44 : x
  2. Step 2: Convert to fraction form
    25,364,078/38,038,124.84 = 8,320,779.44/x
  3. Step 3: Cross multiply
    25,364,078x = 38,038,124.84 × 8,320,779.44
  4. Step 4: Simplify right side
    25,364,078x = 316,506,847,104,825.31
  5. Step 5: Solve for x
    x = 316,506,847,104,825.31/25,364,078
  6. Step 6: Final answer
    x = 12,478,547.30

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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.