Home / 18,124,430.40-27,186,645.60-6,157,166.40

Finding the Fourth Proportional to 18,124,430.40, 27,186,645.60 and 6,157,166.40

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Solution

The fourth proportional to 18,124,430.40, 27,186,645.60 and 6,157,166.40 is: 9,235,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124,430.40 : 27,186,645.60 = 6,157,166.40 : x
  2. Step 2: Convert to fraction form
    18,124,430.40/27,186,645.60 = 6,157,166.40/x
  3. Step 3: Cross multiply
    18,124,430.40x = 27,186,645.60 × 6,157,166.40
  4. Step 4: Simplify right side
    18,124,430.40x = 167,392,700,817,027.84
  5. Step 5: Solve for x
    x = 167,392,700,817,027.84/18,124,430.40
  6. Step 6: Final answer
    x = 9,235,749.60

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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.