Home / 8,720,941.74-12,034,782.12-4,853,461.87

Finding the Fourth Proportional to 8,720,941.74, 12,034,782.12 and 4,853,461.87

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Solution

The fourth proportional to 8,720,941.74, 12,034,782.12 and 4,853,461.87 is: 6,697,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,720,941.74 : 12,034,782.12 = 4,853,461.87 : x
  2. Step 2: Convert to fraction form
    8,720,941.74/12,034,782.12 = 4,853,461.87/x
  3. Step 3: Cross multiply
    8,720,941.74x = 12,034,782.12 × 4,853,461.87
  4. Step 4: Simplify right side
    8,720,941.74x = 58,410,356,133,177.77
  5. Step 5: Solve for x
    x = 58,410,356,133,177.77/8,720,941.74
  6. Step 6: Final answer
    x = 6,697,712.00

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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.