Home / 9,668,719.40-14,487,332.70-7,117,802.60

Finding the Fourth Proportional to 9,668,719.40, 14,487,332.70 and 7,117,802.60

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Solution

The fourth proportional to 9,668,719.40, 14,487,332.70 and 7,117,802.60 is: 10,665,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668,719.40 : 14,487,332.70 = 7,117,802.60 : x
  2. Step 2: Convert to fraction form
    9,668,719.40/14,487,332.70 = 7,117,802.60/x
  3. Step 3: Cross multiply
    9,668,719.40x = 14,487,332.70 × 7,117,802.60
  4. Step 4: Simplify right side
    9,668,719.40x = 103,117,974,359,125.02
  5. Step 5: Solve for x
    x = 103,117,974,359,125.02/9,668,719.40
  6. Step 6: Final answer
    x = 10,665,111.90

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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.