Home / 54,386,597.60-81,674,374.80-28,877,429.60

Finding the Fourth Proportional to 54,386,597.60, 81,674,374.80 and 28,877,429.60

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Solution

The fourth proportional to 54,386,597.60, 81,674,374.80 and 28,877,429.60 is: 43,366,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,386,597.60 : 81,674,374.80 = 28,877,429.60 : x
  2. Step 2: Convert to fraction form
    54,386,597.60/81,674,374.80 = 28,877,429.60/x
  3. Step 3: Cross multiply
    54,386,597.60x = 81,674,374.80 × 28,877,429.60
  4. Step 4: Simplify right side
    54,386,597.60x = 2,358,546,008,411,014
  5. Step 5: Solve for x
    x = 2,358,546,008,411,014/54,386,597.60
  6. Step 6: Final answer
    x = 43,366,309.21

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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.