Home / 9,516,440.80-13,132,698.56-5,165,526.40

Finding the Fourth Proportional to 9,516,440.80, 13,132,698.56 and 5,165,526.40

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Solution

The fourth proportional to 9,516,440.80, 13,132,698.56 and 5,165,526.40 is: 7,128,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516,440.80 : 13,132,698.56 = 5,165,526.40 : x
  2. Step 2: Convert to fraction form
    9,516,440.80/13,132,698.56 = 5,165,526.40/x
  3. Step 3: Cross multiply
    9,516,440.80x = 13,132,698.56 × 5,165,526.40
  4. Step 4: Simplify right side
    9,516,440.80x = 67,837,301,114,921.99
  5. Step 5: Solve for x
    x = 67,837,301,114,921.99/9,516,440.80
  6. Step 6: Final answer
    x = 7,128,432.00

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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.