Home / 40,696,695.20-61,045,042.80-27,782,678.90

Finding the Fourth Proportional to 40,696,695.20, 61,045,042.80 and 27,782,678.90

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Solution

The fourth proportional to 40,696,695.20, 61,045,042.80 and 27,782,678.90 is: 41,674,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,696,695.20 : 61,045,042.80 = 27,782,678.90 : x
  2. Step 2: Convert to fraction form
    40,696,695.20/61,045,042.80 = 27,782,678.90/x
  3. Step 3: Cross multiply
    40,696,695.20x = 61,045,042.80 × 27,782,678.90
  4. Step 4: Simplify right side
    40,696,695.20x = 1,695,994,822,549,156.75
  5. Step 5: Solve for x
    x = 1,695,994,822,549,156.75/40,696,695.20
  6. Step 6: Final answer
    x = 41,674,018.35

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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.