Home / 62,010,579.40-93,015,869.10-18,879,440.20

Finding the Fourth Proportional to 62,010,579.40, 93,015,869.10 and 18,879,440.20

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Solution

The fourth proportional to 62,010,579.40, 93,015,869.10 and 18,879,440.20 is: 28,319,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,010,579.40 : 93,015,869.10 = 18,879,440.20 : x
  2. Step 2: Convert to fraction form
    62,010,579.40/93,015,869.10 = 18,879,440.20/x
  3. Step 3: Cross multiply
    62,010,579.40x = 93,015,869.10 × 18,879,440.20
  4. Step 4: Simplify right side
    62,010,579.40x = 1,756,087,538,324,477.75
  5. Step 5: Solve for x
    x = 1,756,087,538,324,477.75/62,010,579.40
  6. Step 6: Final answer
    x = 28,319,160.30

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1.5x scale

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.