Home / 28,030,847.40-42,046,271.10-27,558,455.40

Finding the Fourth Proportional to 28,030,847.40, 42,046,271.10 and 27,558,455.40

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Solution

The fourth proportional to 28,030,847.40, 42,046,271.10 and 27,558,455.40 is: 41,337,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030,847.40 : 42,046,271.10 = 27,558,455.40 : x
  2. Step 2: Convert to fraction form
    28,030,847.40/42,046,271.10 = 27,558,455.40/x
  3. Step 3: Cross multiply
    28,030,847.40x = 42,046,271.10 × 27,558,455.40
  4. Step 4: Simplify right side
    28,030,847.40x = 1,158,730,286,845,659
  5. Step 5: Solve for x
    x = 1,158,730,286,845,659/28,030,847.40
  6. Step 6: Final answer
    x = 41,337,683.10

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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.