Home / 7,745,784.02-10,688,844.01-4,260,901.90

Finding the Fourth Proportional to 7,745,784.02, 10,688,844.01 and 4,260,901.90

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Solution

The fourth proportional to 7,745,784.02, 10,688,844.01 and 4,260,901.90 is: 5,879,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745,784.02 : 10,688,844.01 = 4,260,901.90 : x
  2. Step 2: Convert to fraction form
    7,745,784.02/10,688,844.01 = 4,260,901.90/x
  3. Step 3: Cross multiply
    7,745,784.02x = 10,688,844.01 × 4,260,901.90
  4. Step 4: Simplify right side
    7,745,784.02x = 45,544,115,676,263.89
  5. Step 5: Solve for x
    x = 45,544,115,676,263.89/7,745,784.02
  6. Step 6: Final answer
    x = 5,879,858.72

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1.5x scale

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.