Home / 5,111,179.20-7,666,768.80-4,698,302.40

Finding the Fourth Proportional to 5,111,179.20, 7,666,768.80 and 4,698,302.40

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Solution

The fourth proportional to 5,111,179.20, 7,666,768.80 and 4,698,302.40 is: 7,047,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,179.20 : 7,666,768.80 = 4,698,302.40 : x
  2. Step 2: Convert to fraction form
    5,111,179.20/7,666,768.80 = 4,698,302.40/x
  3. Step 3: Cross multiply
    5,111,179.20x = 7,666,768.80 × 4,698,302.40
  4. Step 4: Simplify right side
    5,111,179.20x = 36,020,798,253,285.12
  5. Step 5: Solve for x
    x = 36,020,798,253,285.12/5,111,179.20
  6. Step 6: Final answer
    x = 7,047,453.60

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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.