Home / 86,935,172.40-130,402,758.60-26,343,025.20

Finding the Fourth Proportional to 86,935,172.40, 130,402,758.60 and 26,343,025.20

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Solution

The fourth proportional to 86,935,172.40, 130,402,758.60 and 26,343,025.20 is: 39,514,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,935,172.40 : 130,402,758.60 = 26,343,025.20 : x
  2. Step 2: Convert to fraction form
    86,935,172.40/130,402,758.60 = 26,343,025.20/x
  3. Step 3: Cross multiply
    86,935,172.40x = 130,402,758.60 × 26,343,025.20
  4. Step 4: Simplify right side
    86,935,172.40x = 3,435,203,155,949,316.50
  5. Step 5: Solve for x
    x = 3,435,203,155,949,316.50/86,935,172.40
  6. Step 6: Final answer
    x = 39,514,537.80

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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.