Home / 15,210,806.64-22,800,266.70-5,620,068.06

Finding the Fourth Proportional to 15,210,806.64, 22,800,266.70 and 5,620,068.06

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Solution

The fourth proportional to 15,210,806.64, 22,800,266.70 and 5,620,068.06 is: 8,424,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210,806.64 : 22,800,266.70 = 5,620,068.06 : x
  2. Step 2: Convert to fraction form
    15,210,806.64/22,800,266.70 = 5,620,068.06/x
  3. Step 3: Cross multiply
    15,210,806.64x = 22,800,266.70 × 5,620,068.06
  4. Step 4: Simplify right side
    15,210,806.64x = 128,139,050,640,151.59
  5. Step 5: Solve for x
    x = 128,139,050,640,151.59/15,210,806.64
  6. Step 6: Final answer
    x = 8,424,211.40

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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.