Home / 52,730,941.50-72,756,930.38-31,826,365.11

Finding the Fourth Proportional to 52,730,941.50, 72,756,930.38 and 31,826,365.11

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Solution

The fourth proportional to 52,730,941.50, 72,756,930.38 and 31,826,365.11 is: 43,913,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,730,941.50 : 72,756,930.38 = 31,826,365.11 : x
  2. Step 2: Convert to fraction form
    52,730,941.50/72,756,930.38 = 31,826,365.11/x
  3. Step 3: Cross multiply
    52,730,941.50x = 72,756,930.38 × 31,826,365.11
  4. Step 4: Simplify right side
    52,730,941.50x = 2,315,588,630,397,599
  5. Step 5: Solve for x
    x = 2,315,588,630,397,599/52,730,941.50
  6. Step 6: Final answer
    x = 43,913,280.60

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1.5x scale

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.