Home / 10,961,364.80-16,456,821.60-6,417,070.40

Finding the Fourth Proportional to 10,961,364.80, 16,456,821.60 and 6,417,070.40

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Solution

The fourth proportional to 10,961,364.80, 16,456,821.60 and 6,417,070.40 is: 9,634,254.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,364.80 : 16,456,821.60 = 6,417,070.40 : x
  2. Step 2: Convert to fraction form
    10,961,364.80/16,456,821.60 = 6,417,070.40/x
  3. Step 3: Cross multiply
    10,961,364.80x = 16,456,821.60 × 6,417,070.40
  4. Step 4: Simplify right side
    10,961,364.80x = 105,604,582,767,440.64
  5. Step 5: Solve for x
    x = 105,604,582,767,440.64/10,961,364.80
  6. Step 6: Final answer
    x = 9,634,254.92

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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.