Home / 10,788,442.80-16,182,664.20-9,706,023.60

Finding the Fourth Proportional to 10,788,442.80, 16,182,664.20 and 9,706,023.60

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Solution

The fourth proportional to 10,788,442.80, 16,182,664.20 and 9,706,023.60 is: 14,559,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788,442.80 : 16,182,664.20 = 9,706,023.60 : x
  2. Step 2: Convert to fraction form
    10,788,442.80/16,182,664.20 = 9,706,023.60/x
  3. Step 3: Cross multiply
    10,788,442.80x = 16,182,664.20 × 9,706,023.60
  4. Step 4: Simplify right side
    10,788,442.80x = 157,069,320,636,075.09
  5. Step 5: Solve for x
    x = 157,069,320,636,075.09/10,788,442.80
  6. Step 6: Final answer
    x = 14,559,035.40

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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.