Home / 11,742,457.20-17,613,685.80-5,011,551.60

Finding the Fourth Proportional to 11,742,457.20, 17,613,685.80 and 5,011,551.60

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Solution

The fourth proportional to 11,742,457.20, 17,613,685.80 and 5,011,551.60 is: 7,517,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742,457.20 : 17,613,685.80 = 5,011,551.60 : x
  2. Step 2: Convert to fraction form
    11,742,457.20/17,613,685.80 = 5,011,551.60/x
  3. Step 3: Cross multiply
    11,742,457.20x = 17,613,685.80 × 5,011,551.60
  4. Step 4: Simplify right side
    11,742,457.20x = 88,271,895,252,887.28
  5. Step 5: Solve for x
    x = 88,271,895,252,887.28/11,742,457.20
  6. Step 6: Final answer
    x = 7,517,327.40

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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.