Home / 18,366,325.40-27,549,488.10-5,586,809.60

Finding the Fourth Proportional to 18,366,325.40, 27,549,488.10 and 5,586,809.60

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Solution

The fourth proportional to 18,366,325.40, 27,549,488.10 and 5,586,809.60 is: 8,380,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366,325.40 : 27,549,488.10 = 5,586,809.60 : x
  2. Step 2: Convert to fraction form
    18,366,325.40/27,549,488.10 = 5,586,809.60/x
  3. Step 3: Cross multiply
    18,366,325.40x = 27,549,488.10 × 5,586,809.60
  4. Step 4: Simplify right side
    18,366,325.40x = 153,913,744,592,165.75
  5. Step 5: Solve for x
    x = 153,913,744,592,165.75/18,366,325.40
  6. Step 6: Final answer
    x = 8,380,214.40

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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.