Home / 27,427,421.85-37,850,210.55-15,037,485.27

Finding the Fourth Proportional to 27,427,421.85, 37,850,210.55 and 15,037,485.27

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Solution

The fourth proportional to 27,427,421.85, 37,850,210.55 and 15,037,485.27 is: 20,751,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427,421.85 : 37,850,210.55 = 15,037,485.27 : x
  2. Step 2: Convert to fraction form
    27,427,421.85/37,850,210.55 = 15,037,485.27/x
  3. Step 3: Cross multiply
    27,427,421.85x = 37,850,210.55 × 15,037,485.27
  4. Step 4: Simplify right side
    27,427,421.85x = 569,171,983,470,085.25
  5. Step 5: Solve for x
    x = 569,171,983,470,085.25/27,427,421.85
  6. Step 6: Final answer
    x = 20,751,931.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.