Home / 65,913,690.60-98,982,510.30-48,893,581.80

Finding the Fourth Proportional to 65,913,690.60, 98,982,510.30 and 48,893,581.80

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Solution

The fourth proportional to 65,913,690.60, 98,982,510.30 and 48,893,581.80 is: 73,423,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,913,690.60 : 98,982,510.30 = 48,893,581.80 : x
  2. Step 2: Convert to fraction form
    65,913,690.60/98,982,510.30 = 48,893,581.80/x
  3. Step 3: Cross multiply
    65,913,690.60x = 98,982,510.30 × 48,893,581.80
  4. Step 4: Simplify right side
    65,913,690.60x = 4,839,609,464,122,392
  5. Step 5: Solve for x
    x = 4,839,609,464,122,392/65,913,690.60
  6. Step 6: Final answer
    x = 73,423,433.28

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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.