Home / 9,030,020.04-12,457,880.52-5,160,465.36

Finding the Fourth Proportional to 9,030,020.04, 12,457,880.52 and 5,160,465.36

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Solution

The fourth proportional to 9,030,020.04, 12,457,880.52 and 5,160,465.36 is: 7,119,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030,020.04 : 12,457,880.52 = 5,160,465.36 : x
  2. Step 2: Convert to fraction form
    9,030,020.04/12,457,880.52 = 5,160,465.36/x
  3. Step 3: Cross multiply
    9,030,020.04x = 12,457,880.52 × 5,160,465.36
  4. Step 4: Simplify right side
    9,030,020.04x = 64,288,460,882,478.79
  5. Step 5: Solve for x
    x = 64,288,460,882,478.79/9,030,020.04
  6. Step 6: Final answer
    x = 7,119,415.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.