Home / 28,530,987.21-42,813,276.98-10,592,688.33

Finding the Fourth Proportional to 28,530,987.21, 42,813,276.98 and 10,592,688.33

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Solution

The fourth proportional to 28,530,987.21, 42,813,276.98 and 10,592,688.33 is: 15,895,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,530,987.21 : 42,813,276.98 = 10,592,688.33 : x
  2. Step 2: Convert to fraction form
    28,530,987.21/42,813,276.98 = 10,592,688.33/x
  3. Step 3: Cross multiply
    28,530,987.21x = 42,813,276.98 × 10,592,688.33
  4. Step 4: Simplify right side
    28,530,987.21x = 453,507,699,382,140.25
  5. Step 5: Solve for x
    x = 453,507,699,382,140.25/28,530,987.21
  6. Step 6: Final answer
    x = 15,895,268.40

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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.