Home / 14,521,603.20-21,782,404.80-9,445,430.40

Finding the Fourth Proportional to 14,521,603.20, 21,782,404.80 and 9,445,430.40

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Solution

The fourth proportional to 14,521,603.20, 21,782,404.80 and 9,445,430.40 is: 14,168,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521,603.20 : 21,782,404.80 = 9,445,430.40 : x
  2. Step 2: Convert to fraction form
    14,521,603.20/21,782,404.80 = 9,445,430.40/x
  3. Step 3: Cross multiply
    14,521,603.20x = 21,782,404.80 × 9,445,430.40
  4. Step 4: Simplify right side
    14,521,603.20x = 205,744,188,483,025.94
  5. Step 5: Solve for x
    x = 205,744,188,483,025.94/14,521,603.20
  6. Step 6: Final answer
    x = 14,168,145.60

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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.