Home / 7,771,931.44-10,724,779.90-4,287,310.52

Finding the Fourth Proportional to 7,771,931.44, 10,724,779.90 and 4,287,310.52

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Solution

The fourth proportional to 7,771,931.44, 10,724,779.90 and 4,287,310.52 is: 5,916,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771,931.44 : 10,724,779.90 = 4,287,310.52 : x
  2. Step 2: Convert to fraction form
    7,771,931.44/10,724,779.90 = 4,287,310.52/x
  3. Step 3: Cross multiply
    7,771,931.44x = 10,724,779.90 × 4,287,310.52
  4. Step 4: Simplify right side
    7,771,931.44x = 45,980,461,689,954.55
  5. Step 5: Solve for x
    x = 45,980,461,689,954.55/7,771,931.44
  6. Step 6: Final answer
    x = 5,916,220.70

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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.