Home / 12,898,641.83-19,341,983.93-4,809,445.50

Finding the Fourth Proportional to 12,898,641.83, 19,341,983.93 and 4,809,445.50

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Solution

The fourth proportional to 12,898,641.83, 19,341,983.93 and 4,809,445.50 is: 7,211,938.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,898,641.83 : 19,341,983.93 = 4,809,445.50 : x
  2. Step 2: Convert to fraction form
    12,898,641.83/19,341,983.93 = 4,809,445.50/x
  3. Step 3: Cross multiply
    12,898,641.83x = 19,341,983.93 × 4,809,445.50
  4. Step 4: Simplify right side
    12,898,641.83x = 93,024,217,549,163.59
  5. Step 5: Solve for x
    x = 93,024,217,549,163.59/12,898,641.83
  6. Step 6: Final answer
    x = 7,211,938.96

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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.