Home / 15,459,950.80-23,189,926.20-9,711,931.60

Finding the Fourth Proportional to 15,459,950.80, 23,189,926.20 and 9,711,931.60

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Solution

The fourth proportional to 15,459,950.80, 23,189,926.20 and 9,711,931.60 is: 14,567,897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,950.80 : 23,189,926.20 = 9,711,931.60 : x
  2. Step 2: Convert to fraction form
    15,459,950.80/23,189,926.20 = 9,711,931.60/x
  3. Step 3: Cross multiply
    15,459,950.80x = 23,189,926.20 × 9,711,931.60
  4. Step 4: Simplify right side
    15,459,950.80x = 225,218,977,063,447.91
  5. Step 5: Solve for x
    x = 225,218,977,063,447.91/15,459,950.80
  6. Step 6: Final answer
    x = 14,567,897.40

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1.5x scale

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.