Home / 9,658,430.40-14,487,645.60-2,927,179.20

Finding the Fourth Proportional to 9,658,430.40, 14,487,645.60 and 2,927,179.20

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Solution

The fourth proportional to 9,658,430.40, 14,487,645.60 and 2,927,179.20 is: 4,390,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,658,430.40 : 14,487,645.60 = 2,927,179.20 : x
  2. Step 2: Convert to fraction form
    9,658,430.40/14,487,645.60 = 2,927,179.20/x
  3. Step 3: Cross multiply
    9,658,430.40x = 14,487,645.60 × 2,927,179.20
  4. Step 4: Simplify right side
    9,658,430.40x = 42,407,934,857,291.52
  5. Step 5: Solve for x
    x = 42,407,934,857,291.52/9,658,430.40
  6. Step 6: Final answer
    x = 4,390,768.80

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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.