Home / 56,047,615.70-84,071,423.55-40,742,114.90

Finding the Fourth Proportional to 56,047,615.70, 84,071,423.55 and 40,742,114.90

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Solution

The fourth proportional to 56,047,615.70, 84,071,423.55 and 40,742,114.90 is: 61,113,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,047,615.70 : 84,071,423.55 = 40,742,114.90 : x
  2. Step 2: Convert to fraction form
    56,047,615.70/84,071,423.55 = 40,742,114.90/x
  3. Step 3: Cross multiply
    56,047,615.70x = 84,071,423.55 × 40,742,114.90
  4. Step 4: Simplify right side
    56,047,615.70x = 3,425,247,598,080,665.50
  5. Step 5: Solve for x
    x = 3,425,247,598,080,665.50/56,047,615.70
  6. Step 6: Final answer
    x = 61,113,172.35

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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.