Home / 7,218,483.20-10,830,057.60-4,825,030.40

Finding the Fourth Proportional to 7,218,483.20, 10,830,057.60 and 4,825,030.40

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Solution

The fourth proportional to 7,218,483.20, 10,830,057.60 and 4,825,030.40 is: 7,239,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,483.20 : 10,830,057.60 = 4,825,030.40 : x
  2. Step 2: Convert to fraction form
    7,218,483.20/10,830,057.60 = 4,825,030.40/x
  3. Step 3: Cross multiply
    7,218,483.20x = 10,830,057.60 × 4,825,030.40
  4. Step 4: Simplify right side
    7,218,483.20x = 52,255,357,153,751.04
  5. Step 5: Solve for x
    x = 52,255,357,153,751.04/7,218,483.20
  6. Step 6: Final answer
    x = 7,239,104.91

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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.