Home / 6,688,231.40-10,032,347.10-2,428,538.60

Finding the Fourth Proportional to 6,688,231.40, 10,032,347.10 and 2,428,538.60

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Solution

The fourth proportional to 6,688,231.40, 10,032,347.10 and 2,428,538.60 is: 3,642,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,231.40 : 10,032,347.10 = 2,428,538.60 : x
  2. Step 2: Convert to fraction form
    6,688,231.40/10,032,347.10 = 2,428,538.60/x
  3. Step 3: Cross multiply
    6,688,231.40x = 10,032,347.10 × 2,428,538.60
  4. Step 4: Simplify right side
    6,688,231.40x = 24,363,942,180,948.06
  5. Step 5: Solve for x
    x = 24,363,942,180,948.06/6,688,231.40
  6. Step 6: Final answer
    x = 3,642,807.90

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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.