Home / 7,291,810.60-10,937,715.90-7,185,522.40

Finding the Fourth Proportional to 7,291,810.60, 10,937,715.90 and 7,185,522.40

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Solution

The fourth proportional to 7,291,810.60, 10,937,715.90 and 7,185,522.40 is: 10,778,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291,810.60 : 10,937,715.90 = 7,185,522.40 : x
  2. Step 2: Convert to fraction form
    7,291,810.60/10,937,715.90 = 7,185,522.40/x
  3. Step 3: Cross multiply
    7,291,810.60x = 10,937,715.90 × 7,185,522.40
  4. Step 4: Simplify right side
    7,291,810.60x = 78,593,202,604,286.17
  5. Step 5: Solve for x
    x = 78,593,202,604,286.17/7,291,810.60
  6. Step 6: Final answer
    x = 10,778,283.60

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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.