Home / 21,060,176.02-29,064,165.59-11,767,971.66

Finding the Fourth Proportional to 21,060,176.02, 29,064,165.59 and 11,767,971.66

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Solution

The fourth proportional to 21,060,176.02, 29,064,165.59 and 11,767,971.66 is: 16,240,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,060,176.02 : 29,064,165.59 = 11,767,971.66 : x
  2. Step 2: Convert to fraction form
    21,060,176.02/29,064,165.59 = 11,767,971.66/x
  3. Step 3: Cross multiply
    21,060,176.02x = 29,064,165.59 × 11,767,971.66
  4. Step 4: Simplify right side
    21,060,176.02x = 342,026,276,984,667.19
  5. Step 5: Solve for x
    x = 342,026,276,984,667.19/21,060,176.02
  6. Step 6: Final answer
    x = 16,240,428.22

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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.