Home / 9,742,428.40-14,613,642.60-5,263,452.40

Finding the Fourth Proportional to 9,742,428.40, 14,613,642.60 and 5,263,452.40

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Solution

The fourth proportional to 9,742,428.40, 14,613,642.60 and 5,263,452.40 is: 7,895,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,428.40 : 14,613,642.60 = 5,263,452.40 : x
  2. Step 2: Convert to fraction form
    9,742,428.40/14,613,642.60 = 5,263,452.40/x
  3. Step 3: Cross multiply
    9,742,428.40x = 14,613,642.60 × 5,263,452.40
  4. Step 4: Simplify right side
    9,742,428.40x = 76,918,212,215,712.25
  5. Step 5: Solve for x
    x = 76,918,212,215,712.25/9,742,428.40
  6. Step 6: Final answer
    x = 7,895,178.60

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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.