Home / 15,779,135.60-23,668,703.40-8,976,690.80

Finding the Fourth Proportional to 15,779,135.60, 23,668,703.40 and 8,976,690.80

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Solution

The fourth proportional to 15,779,135.60, 23,668,703.40 and 8,976,690.80 is: 13,465,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,135.60 : 23,668,703.40 = 8,976,690.80 : x
  2. Step 2: Convert to fraction form
    15,779,135.60/23,668,703.40 = 8,976,690.80/x
  3. Step 3: Cross multiply
    15,779,135.60x = 23,668,703.40 × 8,976,690.80
  4. Step 4: Simplify right side
    15,779,135.60x = 212,466,632,058,708.72
  5. Step 5: Solve for x
    x = 212,466,632,058,708.72/15,779,135.60
  6. Step 6: Final answer
    x = 13,465,036.20

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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.