Home / 11,355,437.52-15,668,407.20-6,460,373.84

Finding the Fourth Proportional to 11,355,437.52, 15,668,407.20 and 6,460,373.84

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Solution

The fourth proportional to 11,355,437.52, 15,668,407.20 and 6,460,373.84 is: 8,914,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355,437.52 : 15,668,407.20 = 6,460,373.84 : x
  2. Step 2: Convert to fraction form
    11,355,437.52/15,668,407.20 = 6,460,373.84/x
  3. Step 3: Cross multiply
    11,355,437.52x = 15,668,407.20 × 6,460,373.84
  4. Step 4: Simplify right side
    11,355,437.52x = 101,223,767,989,347.64
  5. Step 5: Solve for x
    x = 101,223,767,989,347.64/11,355,437.52
  6. Step 6: Final answer
    x = 8,914,123.11

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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.