Home / 50,688,312.20-76,032,468.30-47,702,328.20

Finding the Fourth Proportional to 50,688,312.20, 76,032,468.30 and 47,702,328.20

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Solution

The fourth proportional to 50,688,312.20, 76,032,468.30 and 47,702,328.20 is: 71,553,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688,312.20 : 76,032,468.30 = 47,702,328.20 : x
  2. Step 2: Convert to fraction form
    50,688,312.20/76,032,468.30 = 47,702,328.20/x
  3. Step 3: Cross multiply
    50,688,312.20x = 76,032,468.30 × 47,702,328.20
  4. Step 4: Simplify right side
    50,688,312.20x = 3,626,925,756,702,696
  5. Step 5: Solve for x
    x = 3,626,925,756,702,696/50,688,312.20
  6. Step 6: Final answer
    x = 71,553,492.30

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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.