Home / 13,058,345.40-19,587,702.67-4,971,763.25

Finding the Fourth Proportional to 13,058,345.40, 19,587,702.67 and 4,971,763.25

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Solution

The fourth proportional to 13,058,345.40, 19,587,702.67 and 4,971,763.25 is: 7,457,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058,345.40 : 19,587,702.67 = 4,971,763.25 : x
  2. Step 2: Convert to fraction form
    13,058,345.40/19,587,702.67 = 4,971,763.25/x
  3. Step 3: Cross multiply
    13,058,345.40x = 19,587,702.67 × 4,971,763.25
  4. Step 4: Simplify right side
    13,058,345.40x = 97,385,420,286,632.89
  5. Step 5: Solve for x
    x = 97,385,420,286,632.89/13,058,345.40
  6. Step 6: Final answer
    x = 7,457,715.15

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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.