Home / 51,480,376.18-71,047,300.43-29,157,333.05

Finding the Fourth Proportional to 51,480,376.18, 71,047,300.43 and 29,157,333.05

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Solution

The fourth proportional to 51,480,376.18, 71,047,300.43 and 29,157,333.05 is: 40,239,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,480,376.18 : 71,047,300.43 = 29,157,333.05 : x
  2. Step 2: Convert to fraction form
    51,480,376.18/71,047,300.43 = 29,157,333.05/x
  3. Step 3: Cross multiply
    51,480,376.18x = 71,047,300.43 × 29,157,333.05
  4. Step 4: Simplify right side
    51,480,376.18x = 2,071,549,800,940,918.50
  5. Step 5: Solve for x
    x = 2,071,549,800,940,918.50/51,480,376.18
  6. Step 6: Final answer
    x = 40,239,601.08

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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.