Home / 28,355,325.70-42,532,988.55-26,862,333.70

Finding the Fourth Proportional to 28,355,325.70, 42,532,988.55 and 26,862,333.70

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Solution

The fourth proportional to 28,355,325.70, 42,532,988.55 and 26,862,333.70 is: 40,293,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,355,325.70 : 42,532,988.55 = 26,862,333.70 : x
  2. Step 2: Convert to fraction form
    28,355,325.70/42,532,988.55 = 26,862,333.70/x
  3. Step 3: Cross multiply
    28,355,325.70x = 42,532,988.55 × 26,862,333.70
  4. Step 4: Simplify right side
    28,355,325.70x = 1,142,535,331,688,379
  5. Step 5: Solve for x
    x = 1,142,535,331,688,379/28,355,325.70
  6. Step 6: Final answer
    x = 40,293,500.55

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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.