Home / 31,121,303.10-46,650,461.85-18,335,226.30

Finding the Fourth Proportional to 31,121,303.10, 46,650,461.85 and 18,335,226.30

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Solution

The fourth proportional to 31,121,303.10, 46,650,461.85 and 18,335,226.30 is: 27,484,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,121,303.10 : 46,650,461.85 = 18,335,226.30 : x
  2. Step 2: Convert to fraction form
    31,121,303.10/46,650,461.85 = 18,335,226.30/x
  3. Step 3: Cross multiply
    31,121,303.10x = 46,650,461.85 × 18,335,226.30
  4. Step 4: Simplify right side
    31,121,303.10x = 855,346,775,019,266.75
  5. Step 5: Solve for x
    x = 855,346,775,019,266.75/31,121,303.10
  6. Step 6: Final answer
    x = 27,484,285.35

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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.