Home / 7,018,341.20-10,506,516.60-6,178,533.20

Finding the Fourth Proportional to 7,018,341.20, 10,506,516.60 and 6,178,533.20

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Solution

The fourth proportional to 7,018,341.20, 10,506,516.60 and 6,178,533.20 is: 9,249,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,341.20 : 10,506,516.60 = 6,178,533.20 : x
  2. Step 2: Convert to fraction form
    7,018,341.20/10,506,516.60 = 6,178,533.20/x
  3. Step 3: Cross multiply
    7,018,341.20x = 10,506,516.60 × 6,178,533.20
  4. Step 4: Simplify right side
    7,018,341.20x = 64,914,861,629,451.12
  5. Step 5: Solve for x
    x = 64,914,861,629,451.12/7,018,341.20
  6. Step 6: Final answer
    x = 9,249,316.87

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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.