Home / 13,793,102.34-19,031,569.02-7,991,530.80

Finding the Fourth Proportional to 13,793,102.34, 19,031,569.02 and 7,991,530.80

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Solution

The fourth proportional to 13,793,102.34, 19,031,569.02 and 7,991,530.80 is: 11,026,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793,102.34 : 19,031,569.02 = 7,991,530.80 : x
  2. Step 2: Convert to fraction form
    13,793,102.34/19,031,569.02 = 7,991,530.80/x
  3. Step 3: Cross multiply
    13,793,102.34x = 19,031,569.02 × 7,991,530.80
  4. Step 4: Simplify right side
    13,793,102.34x = 152,091,369,995,655.81
  5. Step 5: Solve for x
    x = 152,091,369,995,655.81/13,793,102.34
  6. Step 6: Final answer
    x = 11,026,625.21

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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.