Home / 21,742,616.69-32,613,931.11-6,389,905.54

Finding the Fourth Proportional to 21,742,616.69, 32,613,931.11 and 6,389,905.54

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Solution

The fourth proportional to 21,742,616.69, 32,613,931.11 and 6,389,905.54 is: 9,584,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,742,616.69 : 32,613,931.11 = 6,389,905.54 : x
  2. Step 2: Convert to fraction form
    21,742,616.69/32,613,931.11 = 6,389,905.54/x
  3. Step 3: Cross multiply
    21,742,616.69x = 32,613,931.11 × 6,389,905.54
  4. Step 4: Simplify right side
    21,742,616.69x = 208,399,939,080,967.34
  5. Step 5: Solve for x
    x = 208,399,939,080,967.34/21,742,616.69
  6. Step 6: Final answer
    x = 9,584,860.10

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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.