Home / 6,742,856.80-10,123,616.40-5,324,514.40

Finding the Fourth Proportional to 6,742,856.80, 10,123,616.40 and 5,324,514.40

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Solution

The fourth proportional to 6,742,856.80, 10,123,616.40 and 5,324,514.40 is: 7,994,140.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742,856.80 : 10,123,616.40 = 5,324,514.40 : x
  2. Step 2: Convert to fraction form
    6,742,856.80/10,123,616.40 = 5,324,514.40/x
  3. Step 3: Cross multiply
    6,742,856.80x = 10,123,616.40 × 5,324,514.40
  4. Step 4: Simplify right side
    6,742,856.80x = 53,903,341,301,876.16
  5. Step 5: Solve for x
    x = 53,903,341,301,876.16/6,742,856.80
  6. Step 6: Final answer
    x = 7,994,140.01

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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.