Home / 19,584,362.40-29,376,543.60-15,105,386.40

Finding the Fourth Proportional to 19,584,362.40, 29,376,543.60 and 15,105,386.40

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Solution

The fourth proportional to 19,584,362.40, 29,376,543.60 and 15,105,386.40 is: 22,658,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584,362.40 : 29,376,543.60 = 15,105,386.40 : x
  2. Step 2: Convert to fraction form
    19,584,362.40/29,376,543.60 = 15,105,386.40/x
  3. Step 3: Cross multiply
    19,584,362.40x = 29,376,543.60 × 15,105,386.40
  4. Step 4: Simplify right side
    19,584,362.40x = 443,744,042,174,447.06
  5. Step 5: Solve for x
    x = 443,744,042,174,447.06/19,584,362.40
  6. Step 6: Final answer
    x = 22,658,079.60

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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.