Home / 15,549,805.20-23,335,205.40-10,145,290.80

Finding the Fourth Proportional to 15,549,805.20, 23,335,205.40 and 10,145,290.80

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Solution

The fourth proportional to 15,549,805.20, 23,335,205.40 and 10,145,290.80 is: 15,224,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549,805.20 : 23,335,205.40 = 10,145,290.80 : x
  2. Step 2: Convert to fraction form
    15,549,805.20/23,335,205.40 = 10,145,290.80/x
  3. Step 3: Cross multiply
    15,549,805.20x = 23,335,205.40 × 10,145,290.80
  4. Step 4: Simplify right side
    15,549,805.20x = 236,742,444,660,730.31
  5. Step 5: Solve for x
    x = 236,742,444,660,730.31/15,549,805.20
  6. Step 6: Final answer
    x = 15,224,785.24

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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.