Home / 9,038,784.12-12,470,487.30-5,118,004.50

Finding the Fourth Proportional to 9,038,784.12, 12,470,487.30 and 5,118,004.50

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Solution

The fourth proportional to 9,038,784.12, 12,470,487.30 and 5,118,004.50 is: 7,061,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038,784.12 : 12,470,487.30 = 5,118,004.50 : x
  2. Step 2: Convert to fraction form
    9,038,784.12/12,470,487.30 = 5,118,004.50/x
  3. Step 3: Cross multiply
    9,038,784.12x = 12,470,487.30 × 5,118,004.50
  4. Step 4: Simplify right side
    9,038,784.12x = 63,824,010,118,592.85
  5. Step 5: Solve for x
    x = 63,824,010,118,592.85/9,038,784.12
  6. Step 6: Final answer
    x = 7,061,127.83

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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.