Home / 21,700,632.02-29,946,767.01-11,911,242.77

Finding the Fourth Proportional to 21,700,632.02, 29,946,767.01 and 11,911,242.77

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Solution

The fourth proportional to 21,700,632.02, 29,946,767.01 and 11,911,242.77 is: 16,437,457.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,700,632.02 : 29,946,767.01 = 11,911,242.77 : x
  2. Step 2: Convert to fraction form
    21,700,632.02/29,946,767.01 = 11,911,242.77/x
  3. Step 3: Cross multiply
    21,700,632.02x = 29,946,767.01 × 11,911,242.77
  4. Step 4: Simplify right side
    21,700,632.02x = 356,703,211,883,003.25
  5. Step 5: Solve for x
    x = 356,703,211,883,003.25/21,700,632.02
  6. Step 6: Final answer
    x = 16,437,457.29

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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.