Home / 48,208,531.84-66,538,366.80-31,690,182.40

Finding the Fourth Proportional to 48,208,531.84, 66,538,366.80 and 31,690,182.40

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Solution

The fourth proportional to 48,208,531.84, 66,538,366.80 and 31,690,182.40 is: 43,739,415.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,208,531.84 : 66,538,366.80 = 31,690,182.40 : x
  2. Step 2: Convert to fraction form
    48,208,531.84/66,538,366.80 = 31,690,182.40/x
  3. Step 3: Cross multiply
    48,208,531.84x = 66,538,366.80 × 31,690,182.40
  4. Step 4: Simplify right side
    48,208,531.84x = 2,108,612,980,490,104.25
  5. Step 5: Solve for x
    x = 2,108,612,980,490,104.25/48,208,531.84
  6. Step 6: Final answer
    x = 43,739,415.00

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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.