Home / 14,122,700.16-19,489,973.49-7,843,256.22

Finding the Fourth Proportional to 14,122,700.16, 19,489,973.49 and 7,843,256.22

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Solution

The fourth proportional to 14,122,700.16, 19,489,973.49 and 7,843,256.22 is: 10,824,053.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,122,700.16 : 19,489,973.49 = 7,843,256.22 : x
  2. Step 2: Convert to fraction form
    14,122,700.16/19,489,973.49 = 7,843,256.22/x
  3. Step 3: Cross multiply
    14,122,700.16x = 19,489,973.49 × 7,843,256.22
  4. Step 4: Simplify right side
    14,122,700.16x = 152,864,855,803,077.59
  5. Step 5: Solve for x
    x = 152,864,855,803,077.59/14,122,700.16
  6. Step 6: Final answer
    x = 10,824,053.05

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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.