Home / 13,234,718.40-19,852,077.60-6,516,254.40

Finding the Fourth Proportional to 13,234,718.40, 19,852,077.60 and 6,516,254.40

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Solution

The fourth proportional to 13,234,718.40, 19,852,077.60 and 6,516,254.40 is: 9,774,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,718.40 : 19,852,077.60 = 6,516,254.40 : x
  2. Step 2: Convert to fraction form
    13,234,718.40/19,852,077.60 = 6,516,254.40/x
  3. Step 3: Cross multiply
    13,234,718.40x = 19,852,077.60 × 6,516,254.40
  4. Step 4: Simplify right side
    13,234,718.40x = 129,361,188,010,141.45
  5. Step 5: Solve for x
    x = 129,361,188,010,141.45/13,234,718.40
  6. Step 6: Final answer
    x = 9,774,381.60

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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.