Home / 54,433,809.60-81,650,714.40-40,996,881.60

Finding the Fourth Proportional to 54,433,809.60, 81,650,714.40 and 40,996,881.60

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Solution

The fourth proportional to 54,433,809.60, 81,650,714.40 and 40,996,881.60 is: 61,495,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433,809.60 : 81,650,714.40 = 40,996,881.60 : x
  2. Step 2: Convert to fraction form
    54,433,809.60/81,650,714.40 = 40,996,881.60/x
  3. Step 3: Cross multiply
    54,433,809.60x = 81,650,714.40 × 40,996,881.60
  4. Step 4: Simplify right side
    54,433,809.60x = 3,347,424,670,812,215.50
  5. Step 5: Solve for x
    x = 3,347,424,670,812,215.50/54,433,809.60
  6. Step 6: Final answer
    x = 61,495,322.40

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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.