Home / 16,860,681.32-23,265,263.77-9,417,426.15

Finding the Fourth Proportional to 16,860,681.32, 23,265,263.77 and 9,417,426.15

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Solution

The fourth proportional to 16,860,681.32, 23,265,263.77 and 9,417,426.15 is: 12,994,664.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860,681.32 : 23,265,263.77 = 9,417,426.15 : x
  2. Step 2: Convert to fraction form
    16,860,681.32/23,265,263.77 = 9,417,426.15/x
  3. Step 3: Cross multiply
    16,860,681.32x = 23,265,263.77 × 9,417,426.15
  4. Step 4: Simplify right side
    16,860,681.32x = 219,098,903,367,158.47
  5. Step 5: Solve for x
    x = 219,098,903,367,158.47/16,860,681.32
  6. Step 6: Final answer
    x = 12,994,664.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.