Home / 8,885,862.30-13,328,793.45-7,450,971.60

Finding the Fourth Proportional to 8,885,862.30, 13,328,793.45 and 7,450,971.60

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Solution

The fourth proportional to 8,885,862.30, 13,328,793.45 and 7,450,971.60 is: 11,176,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885,862.30 : 13,328,793.45 = 7,450,971.60 : x
  2. Step 2: Convert to fraction form
    8,885,862.30/13,328,793.45 = 7,450,971.60/x
  3. Step 3: Cross multiply
    8,885,862.30x = 13,328,793.45 × 7,450,971.60
  4. Step 4: Simplify right side
    8,885,862.30x = 99,312,461,458,216.02
  5. Step 5: Solve for x
    x = 99,312,461,458,216.02/8,885,862.30
  6. Step 6: Final answer
    x = 11,176,457.40

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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.