Home / 9,720,025.60-14,580,038.40-2,987,564.80

Finding the Fourth Proportional to 9,720,025.60, 14,580,038.40 and 2,987,564.80

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Solution

The fourth proportional to 9,720,025.60, 14,580,038.40 and 2,987,564.80 is: 4,481,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,025.60 : 14,580,038.40 = 2,987,564.80 : x
  2. Step 2: Convert to fraction form
    9,720,025.60/14,580,038.40 = 2,987,564.80/x
  3. Step 3: Cross multiply
    9,720,025.60x = 14,580,038.40 × 2,987,564.80
  4. Step 4: Simplify right side
    9,720,025.60x = 43,558,809,506,488.32
  5. Step 5: Solve for x
    x = 43,558,809,506,488.32/9,720,025.60
  6. Step 6: Final answer
    x = 4,481,347.20

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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.