Home / 11,742,665.60-17,613,998.40-8,341,443.20

Finding the Fourth Proportional to 11,742,665.60, 17,613,998.40 and 8,341,443.20

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Solution

The fourth proportional to 11,742,665.60, 17,613,998.40 and 8,341,443.20 is: 12,512,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742,665.60 : 17,613,998.40 = 8,341,443.20 : x
  2. Step 2: Convert to fraction form
    11,742,665.60/17,613,998.40 = 8,341,443.20/x
  3. Step 3: Cross multiply
    11,742,665.60x = 17,613,998.40 × 8,341,443.20
  4. Step 4: Simplify right side
    11,742,665.60x = 146,926,167,178,490.88
  5. Step 5: Solve for x
    x = 146,926,167,178,490.88/11,742,665.60
  6. Step 6: Final answer
    x = 12,512,164.80

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1.5x scale

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.