Home / 19,409,610.90-29,114,416.35-9,307,031.70

Finding the Fourth Proportional to 19,409,610.90, 29,114,416.35 and 9,307,031.70

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Solution

The fourth proportional to 19,409,610.90, 29,114,416.35 and 9,307,031.70 is: 13,960,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409,610.90 : 29,114,416.35 = 9,307,031.70 : x
  2. Step 2: Convert to fraction form
    19,409,610.90/29,114,416.35 = 9,307,031.70/x
  3. Step 3: Cross multiply
    19,409,610.90x = 29,114,416.35 × 9,307,031.70
  4. Step 4: Simplify right side
    19,409,610.90x = 270,968,795,896,448.28
  5. Step 5: Solve for x
    x = 270,968,795,896,448.28/19,409,610.90
  6. Step 6: Final answer
    x = 13,960,547.55

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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.