Home / 21,637,068.81-29,859,203.31-11,714,056.08

Finding the Fourth Proportional to 21,637,068.81, 29,859,203.31 and 11,714,056.08

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Solution

The fourth proportional to 21,637,068.81, 29,859,203.31 and 11,714,056.08 is: 16,165,423.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,637,068.81 : 29,859,203.31 = 11,714,056.08 : x
  2. Step 2: Convert to fraction form
    21,637,068.81/29,859,203.31 = 11,714,056.08/x
  3. Step 3: Cross multiply
    21,637,068.81x = 29,859,203.31 × 11,714,056.08
  4. Step 4: Simplify right side
    21,637,068.81x = 349,772,382,272,315.50
  5. Step 5: Solve for x
    x = 349,772,382,272,315.50/21,637,068.81
  6. Step 6: Final answer
    x = 16,165,423.57

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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.