Home / 55,834,024.35-83,751,036.53-42,920,008.05

Finding the Fourth Proportional to 55,834,024.35, 83,751,036.53 and 42,920,008.05

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Solution

The fourth proportional to 55,834,024.35, 83,751,036.53 and 42,920,008.05 is: 64,380,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,834,024.35 : 83,751,036.53 = 42,920,008.05 : x
  2. Step 2: Convert to fraction form
    55,834,024.35/83,751,036.53 = 42,920,008.05/x
  3. Step 3: Cross multiply
    55,834,024.35x = 83,751,036.53 × 42,920,008.05
  4. Step 4: Simplify right side
    55,834,024.35x = 3,594,595,161,848,844
  5. Step 5: Solve for x
    x = 3,594,595,161,848,844/55,834,024.35
  6. Step 6: Final answer
    x = 64,380,012.08

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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.