Home / 15,422,502.40-23,129,606.40-6,445,196.80

Finding the Fourth Proportional to 15,422,502.40, 23,129,606.40 and 6,445,196.80

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Solution

The fourth proportional to 15,422,502.40, 23,129,606.40 and 6,445,196.80 is: 9,666,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422,502.40 : 23,129,606.40 = 6,445,196.80 : x
  2. Step 2: Convert to fraction form
    15,422,502.40/23,129,606.40 = 6,445,196.80/x
  3. Step 3: Cross multiply
    15,422,502.40x = 23,129,606.40 × 6,445,196.80
  4. Step 4: Simplify right side
    15,422,502.40x = 149,074,865,154,539.50
  5. Step 5: Solve for x
    x = 149,074,865,154,539.50/15,422,502.40
  6. Step 6: Final answer
    x = 9,666,062.05

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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.