Home / 14,666,626.16-20,242,448.95-8,470,559.23

Finding the Fourth Proportional to 14,666,626.16, 20,242,448.95 and 8,470,559.23

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Solution

The fourth proportional to 14,666,626.16, 20,242,448.95 and 8,470,559.23 is: 11,690,818.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,626.16 : 20,242,448.95 = 8,470,559.23 : x
  2. Step 2: Convert to fraction form
    14,666,626.16/20,242,448.95 = 8,470,559.23/x
  3. Step 3: Cross multiply
    14,666,626.16x = 20,242,448.95 × 8,470,559.23
  4. Step 4: Simplify right side
    14,666,626.16x = 171,464,862,816,085.66
  5. Step 5: Solve for x
    x = 171,464,862,816,085.66/14,666,626.16
  6. Step 6: Final answer
    x = 11,690,818.39

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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.