Home / 56,972,095.40-78,543,405.04-36,053,722.28

Finding the Fourth Proportional to 56,972,095.40, 78,543,405.04 and 36,053,722.28

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Solution

The fourth proportional to 56,972,095.40, 78,543,405.04 and 36,053,722.28 is: 49,704,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,972,095.40 : 78,543,405.04 = 36,053,722.28 : x
  2. Step 2: Convert to fraction form
    56,972,095.40/78,543,405.04 = 36,053,722.28/x
  3. Step 3: Cross multiply
    56,972,095.40x = 78,543,405.04 × 36,053,722.28
  4. Step 4: Simplify right side
    56,972,095.40x = 2,831,782,112,237,712.50
  5. Step 5: Solve for x
    x = 2,831,782,112,237,712.50/56,972,095.40
  6. Step 6: Final answer
    x = 49,704,721.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.