Home / 52,742,718.30-79,114,077.45-31,201,643.10

Finding the Fourth Proportional to 52,742,718.30, 79,114,077.45 and 31,201,643.10

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Solution

The fourth proportional to 52,742,718.30, 79,114,077.45 and 31,201,643.10 is: 46,802,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,742,718.30 : 79,114,077.45 = 31,201,643.10 : x
  2. Step 2: Convert to fraction form
    52,742,718.30/79,114,077.45 = 31,201,643.10/x
  3. Step 3: Cross multiply
    52,742,718.30x = 79,114,077.45 × 31,201,643.10
  4. Step 4: Simplify right side
    52,742,718.30x = 2,468,489,208,780,658.50
  5. Step 5: Solve for x
    x = 2,468,489,208,780,658.50/52,742,718.30
  6. Step 6: Final answer
    x = 46,802,464.65

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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.