Home / 28,803,359.60-43,205,039.40-7,528,223.60

Finding the Fourth Proportional to 28,803,359.60, 43,205,039.40 and 7,528,223.60

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Solution

The fourth proportional to 28,803,359.60, 43,205,039.40 and 7,528,223.60 is: 11,292,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,803,359.60 : 43,205,039.40 = 7,528,223.60 : x
  2. Step 2: Convert to fraction form
    28,803,359.60/43,205,039.40 = 7,528,223.60/x
  3. Step 3: Cross multiply
    28,803,359.60x = 43,205,039.40 × 7,528,223.60
  4. Step 4: Simplify right side
    28,803,359.60x = 325,257,197,250,009.81
  5. Step 5: Solve for x
    x = 325,257,197,250,009.81/28,803,359.60
  6. Step 6: Final answer
    x = 11,292,335.40

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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.