Home / 74,070,810.85-102,213,345.38-40,573,627.91

Finding the Fourth Proportional to 74,070,810.85, 102,213,345.38 and 40,573,627.91

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Solution

The fourth proportional to 74,070,810.85, 102,213,345.38 and 40,573,627.91 is: 55,989,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,070,810.85 : 102,213,345.38 = 40,573,627.91 : x
  2. Step 2: Convert to fraction form
    74,070,810.85/102,213,345.38 = 40,573,627.91/x
  3. Step 3: Cross multiply
    74,070,810.85x = 102,213,345.38 × 40,573,627.91
  4. Step 4: Simplify right side
    74,070,810.85x = 4,147,166,242,955,034
  5. Step 5: Solve for x
    x = 4,147,166,242,955,034/74,070,810.85
  6. Step 6: Final answer
    x = 55,989,210.80

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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.