Home / 41,472,000.80-62,208,001.20-21,064,666.40

Finding the Fourth Proportional to 41,472,000.80, 62,208,001.20 and 21,064,666.40

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Solution

The fourth proportional to 41,472,000.80, 62,208,001.20 and 21,064,666.40 is: 31,596,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,472,000.80 : 62,208,001.20 = 21,064,666.40 : x
  2. Step 2: Convert to fraction form
    41,472,000.80/62,208,001.20 = 21,064,666.40/x
  3. Step 3: Cross multiply
    41,472,000.80x = 62,208,001.20 × 21,064,666.40
  4. Step 4: Simplify right side
    41,472,000.80x = 1,310,390,792,688,799.75
  5. Step 5: Solve for x
    x = 1,310,390,792,688,799.75/41,472,000.80
  6. Step 6: Final answer
    x = 31,596,999.60

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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.