Home / 64,047,754-96,081,584.28-21,507,435.28

Finding the Fourth Proportional to 64,047,754, 96,081,584.28 and 21,507,435.28

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Solution

The fourth proportional to 64,047,754, 96,081,584.28 and 21,507,435.28 is: 32,264,495.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,047,754 : 96,081,584.28 = 21,507,435.28 : x
  2. Step 2: Convert to fraction form
    64,047,754/96,081,584.28 = 21,507,435.28/x
  3. Step 3: Cross multiply
    64,047,754x = 96,081,584.28 × 21,507,435.28
  4. Step 4: Simplify right side
    64,047,754x = 2,066,468,455,501,965.50
  5. Step 5: Solve for x
    x = 2,066,468,455,501,965.50/64,047,754
  6. Step 6: Final answer
    x = 32,264,495.26

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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.