Home / 30,346,461.40-45,503,945.70-11,167,346.20

Finding the Fourth Proportional to 30,346,461.40, 45,503,945.70 and 11,167,346.20

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Solution

The fourth proportional to 30,346,461.40, 45,503,945.70 and 11,167,346.20 is: 16,745,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346,461.40 : 45,503,945.70 = 11,167,346.20 : x
  2. Step 2: Convert to fraction form
    30,346,461.40/45,503,945.70 = 11,167,346.20/x
  3. Step 3: Cross multiply
    30,346,461.40x = 45,503,945.70 × 11,167,346.20
  4. Step 4: Simplify right side
    30,346,461.40x = 508,158,315,097,901.31
  5. Step 5: Solve for x
    x = 508,158,315,097,901.31/30,346,461.40
  6. Step 6: Final answer
    x = 16,745,224.70

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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.