Home / 8,738,123.86-12,059,019.21-4,870,673.02

Finding the Fourth Proportional to 8,738,123.86, 12,059,019.21 and 4,870,673.02

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Solution

The fourth proportional to 8,738,123.86, 12,059,019.21 and 4,870,673.02 is: 6,721,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738,123.86 : 12,059,019.21 = 4,870,673.02 : x
  2. Step 2: Convert to fraction form
    8,738,123.86/12,059,019.21 = 4,870,673.02/x
  3. Step 3: Cross multiply
    8,738,123.86x = 12,059,019.21 × 4,870,673.02
  4. Step 4: Simplify right side
    8,738,123.86x = 58,735,539,513,808.71
  5. Step 5: Solve for x
    x = 58,735,539,513,808.71/8,738,123.86
  6. Step 6: Final answer
    x = 6,721,756.35

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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.