Home / 15,249,008.54-21,043,657.15-8,373,926.18

Finding the Fourth Proportional to 15,249,008.54, 21,043,657.15 and 8,373,926.18

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Solution

The fourth proportional to 15,249,008.54, 21,043,657.15 and 8,373,926.18 is: 11,556,032.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249,008.54 : 21,043,657.15 = 8,373,926.18 : x
  2. Step 2: Convert to fraction form
    15,249,008.54/21,043,657.15 = 8,373,926.18/x
  3. Step 3: Cross multiply
    15,249,008.54x = 21,043,657.15 × 8,373,926.18
  4. Step 4: Simplify right side
    15,249,008.54x = 176,218,031,405,176.09
  5. Step 5: Solve for x
    x = 176,218,031,405,176.09/15,249,008.54
  6. Step 6: Final answer
    x = 11,556,032.05

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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.