Home / 11,312,428.77-15,611,341.01-6,155,869.41

Finding the Fourth Proportional to 11,312,428.77, 15,611,341.01 and 6,155,869.41

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Solution

The fourth proportional to 11,312,428.77, 15,611,341.01 and 6,155,869.41 is: 8,495,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312,428.77 : 15,611,341.01 = 6,155,869.41 : x
  2. Step 2: Convert to fraction form
    11,312,428.77/15,611,341.01 = 6,155,869.41/x
  3. Step 3: Cross multiply
    11,312,428.77x = 15,611,341.01 × 6,155,869.41
  4. Step 4: Simplify right side
    11,312,428.77x = 96,101,376,541,758.17
  5. Step 5: Solve for x
    x = 96,101,376,541,758.17/11,312,428.77
  6. Step 6: Final answer
    x = 8,495,202.80

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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.