Home / 10,580,638.21-14,601,432.04-7,926,783.42

Finding the Fourth Proportional to 10,580,638.21, 14,601,432.04 and 7,926,783.42

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Solution

The fourth proportional to 10,580,638.21, 14,601,432.04 and 7,926,783.42 is: 10,939,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580,638.21 : 14,601,432.04 = 7,926,783.42 : x
  2. Step 2: Convert to fraction form
    10,580,638.21/14,601,432.04 = 7,926,783.42/x
  3. Step 3: Cross multiply
    10,580,638.21x = 14,601,432.04 × 7,926,783.42
  4. Step 4: Simplify right side
    10,580,638.21x = 115,742,389,482,455.34
  5. Step 5: Solve for x
    x = 115,742,389,482,455.34/10,580,638.21
  6. Step 6: Final answer
    x = 10,939,074.48

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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.