Home / 21,775,242.96-32,664,899.16-6,422,547.60

Finding the Fourth Proportional to 21,775,242.96, 32,664,899.16 and 6,422,547.60

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Solution

The fourth proportional to 21,775,242.96, 32,664,899.16 and 6,422,547.60 is: 9,634,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,775,242.96 : 32,664,899.16 = 6,422,547.60 : x
  2. Step 2: Convert to fraction form
    21,775,242.96/32,664,899.16 = 6,422,547.60/x
  3. Step 3: Cross multiply
    21,775,242.96x = 32,664,899.16 × 6,422,547.60
  4. Step 4: Simplify right side
    21,775,242.96x = 209,791,869,704,300
  5. Step 5: Solve for x
    x = 209,791,869,704,300/21,775,242.96
  6. Step 6: Final answer
    x = 9,634,421.54

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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.