Home / 34,773,085.40-52,138,892.10-21,319,568.60

Finding the Fourth Proportional to 34,773,085.40, 52,138,892.10 and 21,319,568.60

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Solution

The fourth proportional to 34,773,085.40, 52,138,892.10 and 21,319,568.60 is: 31,966,639.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,773,085.40 : 52,138,892.10 = 21,319,568.60 : x
  2. Step 2: Convert to fraction form
    34,773,085.40/52,138,892.10 = 21,319,568.60/x
  3. Step 3: Cross multiply
    34,773,085.40x = 52,138,892.10 × 21,319,568.60
  4. Step 4: Simplify right side
    34,773,085.40x = 1,111,578,686,853,948.12
  5. Step 5: Solve for x
    x = 1,111,578,686,853,948.12/34,773,085.40
  6. Step 6: Final answer
    x = 31,966,639.55

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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.