Home / 10,742,957.20-16,114,435.80-10,330,080.40

Finding the Fourth Proportional to 10,742,957.20, 16,114,435.80 and 10,330,080.40

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Solution

The fourth proportional to 10,742,957.20, 16,114,435.80 and 10,330,080.40 is: 15,495,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742,957.20 : 16,114,435.80 = 10,330,080.40 : x
  2. Step 2: Convert to fraction form
    10,742,957.20/16,114,435.80 = 10,330,080.40/x
  3. Step 3: Cross multiply
    10,742,957.20x = 16,114,435.80 × 10,330,080.40
  4. Step 4: Simplify right side
    10,742,957.20x = 166,463,417,414,638.34
  5. Step 5: Solve for x
    x = 166,463,417,414,638.34/10,742,957.20
  6. Step 6: Final answer
    x = 15,495,120.60

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1.5x scale

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.