Home / 7,341,347.70-11,012,021.55-4,790,430.90

Finding the Fourth Proportional to 7,341,347.70, 11,012,021.55 and 4,790,430.90

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Solution

The fourth proportional to 7,341,347.70, 11,012,021.55 and 4,790,430.90 is: 7,185,646.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,347.70 : 11,012,021.55 = 4,790,430.90 : x
  2. Step 2: Convert to fraction form
    7,341,347.70/11,012,021.55 = 4,790,430.90/x
  3. Step 3: Cross multiply
    7,341,347.70x = 11,012,021.55 × 4,790,430.90
  4. Step 4: Simplify right side
    7,341,347.70x = 52,752,328,304,585.91
  5. Step 5: Solve for x
    x = 52,752,328,304,585.91/7,341,347.70
  6. Step 6: Final answer
    x = 7,185,646.35

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Similar ratio
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1.5x scale

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.