Home / 52,216,941.03-72,061,323.35-31,312,377.15

Finding the Fourth Proportional to 52,216,941.03, 72,061,323.35 and 31,312,377.15

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Solution

The fourth proportional to 52,216,941.03, 72,061,323.35 and 31,312,377.15 is: 43,212,246.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,216,941.03 : 72,061,323.35 = 31,312,377.15 : x
  2. Step 2: Convert to fraction form
    52,216,941.03/72,061,323.35 = 31,312,377.15/x
  3. Step 3: Cross multiply
    52,216,941.03x = 72,061,323.35 × 31,312,377.15
  4. Step 4: Simplify right side
    52,216,941.03x = 2,256,411,334,146,433
  5. Step 5: Solve for x
    x = 2,256,411,334,146,433/52,216,941.03
  6. Step 6: Final answer
    x = 43,212,246.63

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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.