Home / 7,065,905.60-10,586,416.80-5,796,862.40

Finding the Fourth Proportional to 7,065,905.60, 10,586,416.80 and 5,796,862.40

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Solution

The fourth proportional to 7,065,905.60, 10,586,416.80 and 5,796,862.40 is: 8,685,086.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065,905.60 : 10,586,416.80 = 5,796,862.40 : x
  2. Step 2: Convert to fraction form
    7,065,905.60/10,586,416.80 = 5,796,862.40/x
  3. Step 3: Cross multiply
    7,065,905.60x = 10,586,416.80 × 5,796,862.40
  4. Step 4: Simplify right side
    7,065,905.60x = 61,368,001,498,648.33
  5. Step 5: Solve for x
    x = 61,368,001,498,648.33/7,065,905.60
  6. Step 6: Final answer
    x = 8,685,086.52

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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.