Home / 10,306,911.60-15,460,367.40-9,314,888.40

Finding the Fourth Proportional to 10,306,911.60, 15,460,367.40 and 9,314,888.40

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Solution

The fourth proportional to 10,306,911.60, 15,460,367.40 and 9,314,888.40 is: 13,972,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,911.60 : 15,460,367.40 = 9,314,888.40 : x
  2. Step 2: Convert to fraction form
    10,306,911.60/15,460,367.40 = 9,314,888.40/x
  3. Step 3: Cross multiply
    10,306,911.60x = 15,460,367.40 × 9,314,888.40
  4. Step 4: Simplify right side
    10,306,911.60x = 144,011,596,953,998.16
  5. Step 5: Solve for x
    x = 144,011,596,953,998.16/10,306,911.60
  6. Step 6: Final answer
    x = 13,972,332.60

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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.