Home / 7,254,533.79-10,009,612.85-5,295,479.40

Finding the Fourth Proportional to 7,254,533.79, 10,009,612.85 and 5,295,479.40

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Solution

The fourth proportional to 7,254,533.79, 10,009,612.85 and 5,295,479.40 is: 7,306,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,533.79 : 10,009,612.85 = 5,295,479.40 : x
  2. Step 2: Convert to fraction form
    7,254,533.79/10,009,612.85 = 5,295,479.40/x
  3. Step 3: Cross multiply
    7,254,533.79x = 10,009,612.85 × 5,295,479.40
  4. Step 4: Simplify right side
    7,254,533.79x = 53,005,698,622,672.90
  5. Step 5: Solve for x
    x = 53,005,698,622,672.90/7,254,533.79
  6. Step 6: Final answer
    x = 7,306,561.68

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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.