Home / 9,720,020.40-14,580,030.60-6,534,970.80

Finding the Fourth Proportional to 9,720,020.40, 14,580,030.60 and 6,534,970.80

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Solution

The fourth proportional to 9,720,020.40, 14,580,030.60 and 6,534,970.80 is: 9,802,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,020.40 : 14,580,030.60 = 6,534,970.80 : x
  2. Step 2: Convert to fraction form
    9,720,020.40/14,580,030.60 = 6,534,970.80/x
  3. Step 3: Cross multiply
    9,720,020.40x = 14,580,030.60 × 6,534,970.80
  4. Step 4: Simplify right side
    9,720,020.40x = 95,280,074,234,106.47
  5. Step 5: Solve for x
    x = 95,280,074,234,106.47/9,720,020.40
  6. Step 6: Final answer
    x = 9,802,456.20

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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.