Home / 7,700,702.81-10,627,095.20-4,215,982.77

Finding the Fourth Proportional to 7,700,702.81, 10,627,095.20 and 4,215,982.77

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Solution

The fourth proportional to 7,700,702.81, 10,627,095.20 and 4,215,982.77 is: 5,818,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,702.81 : 10,627,095.20 = 4,215,982.77 : x
  2. Step 2: Convert to fraction form
    7,700,702.81/10,627,095.20 = 4,215,982.77/x
  3. Step 3: Cross multiply
    7,700,702.81x = 10,627,095.20 × 4,215,982.77
  4. Step 4: Simplify right side
    7,700,702.81x = 44,803,650,237,269.79
  5. Step 5: Solve for x
    x = 44,803,650,237,269.79/7,700,702.81
  6. Step 6: Final answer
    x = 5,818,124.84

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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.