Home / 65,256,047.35-90,051,547.06-35,887,379.30

Finding the Fourth Proportional to 65,256,047.35, 90,051,547.06 and 35,887,379.30

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Solution

The fourth proportional to 65,256,047.35, 90,051,547.06 and 35,887,379.30 is: 49,523,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,256,047.35 : 90,051,547.06 = 35,887,379.30 : x
  2. Step 2: Convert to fraction form
    65,256,047.35/90,051,547.06 = 35,887,379.30/x
  3. Step 3: Cross multiply
    65,256,047.35x = 90,051,547.06 × 35,887,379.30
  4. Step 4: Simplify right side
    65,256,047.35x = 3,231,714,025,894,019.50
  5. Step 5: Solve for x
    x = 3,231,714,025,894,019.50/65,256,047.35
  6. Step 6: Final answer
    x = 49,523,594.47

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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.