Home / 28,296,444.40-42,444,666.60-10,109,352.40

Finding the Fourth Proportional to 28,296,444.40, 42,444,666.60 and 10,109,352.40

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Solution

The fourth proportional to 28,296,444.40, 42,444,666.60 and 10,109,352.40 is: 15,164,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,296,444.40 : 42,444,666.60 = 10,109,352.40 : x
  2. Step 2: Convert to fraction form
    28,296,444.40/42,444,666.60 = 10,109,352.40/x
  3. Step 3: Cross multiply
    28,296,444.40x = 42,444,666.60 × 10,109,352.40
  4. Step 4: Simplify right side
    28,296,444.40x = 429,088,092,159,909.88
  5. Step 5: Solve for x
    x = 429,088,092,159,909.88/28,296,444.40
  6. Step 6: Final answer
    x = 15,164,028.60

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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.