Home / 48,385,035.90-72,521,566.65-19,616,946.30

Finding the Fourth Proportional to 48,385,035.90, 72,521,566.65 and 19,616,946.30

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Solution

The fourth proportional to 48,385,035.90, 72,521,566.65 and 19,616,946.30 is: 29,402,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,035.90 : 72,521,566.65 = 19,616,946.30 : x
  2. Step 2: Convert to fraction form
    48,385,035.90/72,521,566.65 = 19,616,946.30/x
  3. Step 3: Cross multiply
    48,385,035.90x = 72,521,566.65 × 19,616,946.30
  4. Step 4: Simplify right side
    48,385,035.90x = 1,422,651,678,564,921
  5. Step 5: Solve for x
    x = 1,422,651,678,564,921/48,385,035.90
  6. Step 6: Final answer
    x = 29,402,720.33

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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.