Home / 27,864,032.60-41,796,048.90-21,061,587.80

Finding the Fourth Proportional to 27,864,032.60, 41,796,048.90 and 21,061,587.80

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Solution

The fourth proportional to 27,864,032.60, 41,796,048.90 and 21,061,587.80 is: 31,592,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864,032.60 : 41,796,048.90 = 21,061,587.80 : x
  2. Step 2: Convert to fraction form
    27,864,032.60/41,796,048.90 = 21,061,587.80/x
  3. Step 3: Cross multiply
    27,864,032.60x = 41,796,048.90 × 21,061,587.80
  4. Step 4: Simplify right side
    27,864,032.60x = 880,291,153,600,443.38
  5. Step 5: Solve for x
    x = 880,291,153,600,443.38/27,864,032.60
  6. Step 6: Final answer
    x = 31,592,381.70

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1.5x scale

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.