Home / 47,457,646.98-65,492,068.30-27,879,360.54

Finding the Fourth Proportional to 47,457,646.98, 65,492,068.30 and 27,879,360.54

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Solution

The fourth proportional to 47,457,646.98, 65,492,068.30 and 27,879,360.54 is: 38,473,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,457,646.98 : 65,492,068.30 = 27,879,360.54 : x
  2. Step 2: Convert to fraction form
    47,457,646.98/65,492,068.30 = 27,879,360.54/x
  3. Step 3: Cross multiply
    47,457,646.98x = 65,492,068.30 × 27,879,360.54
  4. Step 4: Simplify right side
    47,457,646.98x = 1,825,876,984,487,672
  5. Step 5: Solve for x
    x = 1,825,876,984,487,672/47,457,646.98
  6. Step 6: Final answer
    x = 38,473,820.36

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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.