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Finding the Fourth Proportional to 64,398,698.04, 96,577,552.98 and 21,259,869.24

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Solution

The fourth proportional to 64,398,698.04, 96,577,552.98 and 21,259,869.24 is: 31,883,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,398,698.04 : 96,577,552.98 = 21,259,869.24 : x
  2. Step 2: Convert to fraction form
    64,398,698.04/96,577,552.98 = 21,259,869.24/x
  3. Step 3: Cross multiply
    64,398,698.04x = 96,577,552.98 × 21,259,869.24
  4. Step 4: Simplify right side
    64,398,698.04x = 2,053,226,147,873,972.25
  5. Step 5: Solve for x
    x = 2,053,226,147,873,972.25/64,398,698.04
  6. Step 6: Final answer
    x = 31,883,038.17

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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.