Home / 10,657,807.60-15,968,340.60-4,966,358.80

Finding the Fourth Proportional to 10,657,807.60, 15,968,340.60 and 4,966,358.80

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Solution

The fourth proportional to 10,657,807.60, 15,968,340.60 and 4,966,358.80 is: 7,440,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657,807.60 : 15,968,340.60 = 4,966,358.80 : x
  2. Step 2: Convert to fraction form
    10,657,807.60/15,968,340.60 = 4,966,358.80/x
  3. Step 3: Cross multiply
    10,657,807.60x = 15,968,340.60 × 4,966,358.80
  4. Step 4: Simplify right side
    10,657,807.60x = 79,304,508,860,207.28
  5. Step 5: Solve for x
    x = 79,304,508,860,207.28/10,657,807.60
  6. Step 6: Final answer
    x = 7,440,977.72

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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.