Home / 47,880,020.10-71,820,030.15-47,124,192.90

Finding the Fourth Proportional to 47,880,020.10, 71,820,030.15 and 47,124,192.90

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Solution

The fourth proportional to 47,880,020.10, 71,820,030.15 and 47,124,192.90 is: 70,686,289.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,880,020.10 : 71,820,030.15 = 47,124,192.90 : x
  2. Step 2: Convert to fraction form
    47,880,020.10/71,820,030.15 = 47,124,192.90/x
  3. Step 3: Cross multiply
    47,880,020.10x = 71,820,030.15 × 47,124,192.90
  4. Step 4: Simplify right side
    47,880,020.10x = 3,384,460,954,872,416
  5. Step 5: Solve for x
    x = 3,384,460,954,872,416/47,880,020.10
  6. Step 6: Final answer
    x = 70,686,289.35

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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.