Home / 10,971,429.84-16,459,772.40-4,578,125.76

Finding the Fourth Proportional to 10,971,429.84, 16,459,772.40 and 4,578,125.76

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Solution

The fourth proportional to 10,971,429.84, 16,459,772.40 and 4,578,125.76 is: 6,868,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,429.84 : 16,459,772.40 = 4,578,125.76 : x
  2. Step 2: Convert to fraction form
    10,971,429.84/16,459,772.40 = 4,578,125.76/x
  3. Step 3: Cross multiply
    10,971,429.84x = 16,459,772.40 × 4,578,125.76
  4. Step 4: Simplify right side
    10,971,429.84x = 75,354,908,028,177.02
  5. Step 5: Solve for x
    x = 75,354,908,028,177.02/10,971,429.84
  6. Step 6: Final answer
    x = 6,868,285.09

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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.