Home / 9,869,680.80-14,810,050.80-4,188,938.40

Finding the Fourth Proportional to 9,869,680.80, 14,810,050.80 and 4,188,938.40

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Solution

The fourth proportional to 9,869,680.80, 14,810,050.80 and 4,188,938.40 is: 6,285,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,680.80 : 14,810,050.80 = 4,188,938.40 : x
  2. Step 2: Convert to fraction form
    9,869,680.80/14,810,050.80 = 4,188,938.40/x
  3. Step 3: Cross multiply
    9,869,680.80x = 14,810,050.80 × 4,188,938.40
  4. Step 4: Simplify right side
    9,869,680.80x = 62,038,390,502,070.72
  5. Step 5: Solve for x
    x = 62,038,390,502,070.72/9,869,680.80
  6. Step 6: Final answer
    x = 6,285,754.50

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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.