Home / 10,651,946.40-15,985,792.80-7,056,518.40

Finding the Fourth Proportional to 10,651,946.40, 15,985,792.80 and 7,056,518.40

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Solution

The fourth proportional to 10,651,946.40, 15,985,792.80 and 7,056,518.40 is: 10,589,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,946.40 : 15,985,792.80 = 7,056,518.40 : x
  2. Step 2: Convert to fraction form
    10,651,946.40/15,985,792.80 = 7,056,518.40/x
  3. Step 3: Cross multiply
    10,651,946.40x = 15,985,792.80 × 7,056,518.40
  4. Step 4: Simplify right side
    10,651,946.40x = 112,804,041,031,787.53
  5. Step 5: Solve for x
    x = 112,804,041,031,787.53/10,651,946.40
  6. Step 6: Final answer
    x = 10,589,993.30

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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.