Home / 19,063,681.02-28,579,449.51-8,272,852.92

Finding the Fourth Proportional to 19,063,681.02, 28,579,449.51 and 8,272,852.92

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Solution

The fourth proportional to 19,063,681.02, 28,579,449.51 and 8,272,852.92 is: 12,402,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063,681.02 : 28,579,449.51 = 8,272,852.92 : x
  2. Step 2: Convert to fraction form
    19,063,681.02/28,579,449.51 = 8,272,852.92/x
  3. Step 3: Cross multiply
    19,063,681.02x = 28,579,449.51 × 8,272,852.92
  4. Step 4: Simplify right side
    19,063,681.02x = 236,433,582,330,796.09
  5. Step 5: Solve for x
    x = 236,433,582,330,796.09/19,063,681.02
  6. Step 6: Final answer
    x = 12,402,304.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.