Home / 15,648,009.84-21,593,931.84-8,677,562.64

Finding the Fourth Proportional to 15,648,009.84, 21,593,931.84 and 8,677,562.64

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Solution

The fourth proportional to 15,648,009.84, 21,593,931.84 and 8,677,562.64 is: 11,974,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648,009.84 : 21,593,931.84 = 8,677,562.64 : x
  2. Step 2: Convert to fraction form
    15,648,009.84/21,593,931.84 = 8,677,562.64/x
  3. Step 3: Cross multiply
    15,648,009.84x = 21,593,931.84 × 8,677,562.64
  4. Step 4: Simplify right side
    15,648,009.84x = 187,382,696,185,490.47
  5. Step 5: Solve for x
    x = 187,382,696,185,490.47/15,648,009.84
  6. Step 6: Final answer
    x = 11,974,858.02

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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.