Home / 15,676,430.40-23,532,360.30-9,290,281.05

Finding the Fourth Proportional to 15,676,430.40, 23,532,360.30 and 9,290,281.05

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Solution

The fourth proportional to 15,676,430.40, 23,532,360.30 and 9,290,281.05 is: 13,945,919.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,676,430.40 : 23,532,360.30 = 9,290,281.05 : x
  2. Step 2: Convert to fraction form
    15,676,430.40/23,532,360.30 = 9,290,281.05/x
  3. Step 3: Cross multiply
    15,676,430.40x = 23,532,360.30 × 9,290,281.05
  4. Step 4: Simplify right side
    15,676,430.40x = 218,622,240,956,862.34
  5. Step 5: Solve for x
    x = 218,622,240,956,862.34/15,676,430.40
  6. Step 6: Final answer
    x = 13,945,919.79

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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.