Home / 10,797,678.48-14,900,973.40-6,447,144.96

Finding the Fourth Proportional to 10,797,678.48, 14,900,973.40 and 6,447,144.96

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Solution

The fourth proportional to 10,797,678.48, 14,900,973.40 and 6,447,144.96 is: 8,897,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797,678.48 : 14,900,973.40 = 6,447,144.96 : x
  2. Step 2: Convert to fraction form
    10,797,678.48/14,900,973.40 = 6,447,144.96/x
  3. Step 3: Cross multiply
    10,797,678.48x = 14,900,973.40 × 6,447,144.96
  4. Step 4: Simplify right side
    10,797,678.48x = 96,068,735,554,904.06
  5. Step 5: Solve for x
    x = 96,068,735,554,904.06/10,797,678.48
  6. Step 6: Final answer
    x = 8,897,165.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.