Home / 10,472,565.60-15,708,848.40-9,716,738.40

Finding the Fourth Proportional to 10,472,565.60, 15,708,848.40 and 9,716,738.40

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Solution

The fourth proportional to 10,472,565.60, 15,708,848.40 and 9,716,738.40 is: 14,575,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472,565.60 : 15,708,848.40 = 9,716,738.40 : x
  2. Step 2: Convert to fraction form
    10,472,565.60/15,708,848.40 = 9,716,738.40/x
  3. Step 3: Cross multiply
    10,472,565.60x = 15,708,848.40 × 9,716,738.40
  4. Step 4: Simplify right side
    10,472,565.60x = 152,638,770,468,058.56
  5. Step 5: Solve for x
    x = 152,638,770,468,058.56/10,472,565.60
  6. Step 6: Final answer
    x = 14,575,107.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.