Home / 9,988,509.60-14,982,764.40-9,657,835.20

Finding the Fourth Proportional to 9,988,509.60, 14,982,764.40 and 9,657,835.20

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Solution

The fourth proportional to 9,988,509.60, 14,982,764.40 and 9,657,835.20 is: 14,486,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988,509.60 : 14,982,764.40 = 9,657,835.20 : x
  2. Step 2: Convert to fraction form
    9,988,509.60/14,982,764.40 = 9,657,835.20/x
  3. Step 3: Cross multiply
    9,988,509.60x = 14,982,764.40 × 9,657,835.20
  4. Step 4: Simplify right side
    9,988,509.60x = 144,701,069,415,626.88
  5. Step 5: Solve for x
    x = 144,701,069,415,626.88/9,988,509.60
  6. Step 6: Final answer
    x = 14,486,752.80

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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.