Home / 7,648,711.18-10,554,820.74-4,210,280.62

Finding the Fourth Proportional to 7,648,711.18, 10,554,820.74 and 4,210,280.62

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Solution

The fourth proportional to 7,648,711.18, 10,554,820.74 and 4,210,280.62 is: 5,809,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,711.18 : 10,554,820.74 = 4,210,280.62 : x
  2. Step 2: Convert to fraction form
    7,648,711.18/10,554,820.74 = 4,210,280.62/x
  3. Step 3: Cross multiply
    7,648,711.18x = 10,554,820.74 × 4,210,280.62
  4. Step 4: Simplify right side
    7,648,711.18x = 44,438,757,209,196.06
  5. Step 5: Solve for x
    x = 44,438,757,209,196.06/7,648,711.18
  6. Step 6: Final answer
    x = 5,809,966.69

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Double scale
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1.5x scale

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.