Home / 9,931,440.60-14,897,160.90-5,140,598.40

Finding the Fourth Proportional to 9,931,440.60, 14,897,160.90 and 5,140,598.40

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Solution

The fourth proportional to 9,931,440.60, 14,897,160.90 and 5,140,598.40 is: 7,710,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,440.60 : 14,897,160.90 = 5,140,598.40 : x
  2. Step 2: Convert to fraction form
    9,931,440.60/14,897,160.90 = 5,140,598.40/x
  3. Step 3: Cross multiply
    9,931,440.60x = 14,897,160.90 × 5,140,598.40
  4. Step 4: Simplify right side
    9,931,440.60x = 76,580,321,487,082.56
  5. Step 5: Solve for x
    x = 76,580,321,487,082.56/9,931,440.60
  6. Step 6: Final answer
    x = 7,710,897.60

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Similar ratio
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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.