Home / 10,300,977.60-15,445,322.40-6,314,750.40

Finding the Fourth Proportional to 10,300,977.60, 15,445,322.40 and 6,314,750.40

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Solution

The fourth proportional to 10,300,977.60, 15,445,322.40 and 6,314,750.40 is: 9,468,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,300,977.60 : 15,445,322.40 = 6,314,750.40 : x
  2. Step 2: Convert to fraction form
    10,300,977.60/15,445,322.40 = 6,314,750.40/x
  3. Step 3: Cross multiply
    10,300,977.60x = 15,445,322.40 × 6,314,750.40
  4. Step 4: Simplify right side
    10,300,977.60x = 97,533,355,803,528.97
  5. Step 5: Solve for x
    x = 97,533,355,803,528.97/10,300,977.60
  6. Step 6: Final answer
    x = 9,468,359.18

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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.