Home / 43,124,501.70-64,686,752.55-21,562,431.30

Finding the Fourth Proportional to 43,124,501.70, 64,686,752.55 and 21,562,431.30

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Solution

The fourth proportional to 43,124,501.70, 64,686,752.55 and 21,562,431.30 is: 32,343,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,124,501.70 : 64,686,752.55 = 21,562,431.30 : x
  2. Step 2: Convert to fraction form
    43,124,501.70/64,686,752.55 = 21,562,431.30/x
  3. Step 3: Cross multiply
    43,124,501.70x = 64,686,752.55 × 21,562,431.30
  4. Step 4: Simplify right side
    43,124,501.70x = 1,394,803,657,879,474.75
  5. Step 5: Solve for x
    x = 1,394,803,657,879,474.75/43,124,501.70
  6. Step 6: Final answer
    x = 32,343,646.95

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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.