Home / 48,384,328.40-72,576,492.60-21,457,984.40

Finding the Fourth Proportional to 48,384,328.40, 72,576,492.60 and 21,457,984.40

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Solution

The fourth proportional to 48,384,328.40, 72,576,492.60 and 21,457,984.40 is: 32,186,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,328.40 : 72,576,492.60 = 21,457,984.40 : x
  2. Step 2: Convert to fraction form
    48,384,328.40/72,576,492.60 = 21,457,984.40/x
  3. Step 3: Cross multiply
    48,384,328.40x = 72,576,492.60 × 21,457,984.40
  4. Step 4: Simplify right side
    48,384,328.40x = 1,557,345,246,017,515.25
  5. Step 5: Solve for x
    x = 1,557,345,246,017,515.25/48,384,328.40
  6. Step 6: Final answer
    x = 32,186,976.60

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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.