Home / 13,267,368.60-18,308,931.98-7,466,150.63

Finding the Fourth Proportional to 13,267,368.60, 18,308,931.98 and 7,466,150.63

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Solution

The fourth proportional to 13,267,368.60, 18,308,931.98 and 7,466,150.63 is: 10,303,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267,368.60 : 18,308,931.98 = 7,466,150.63 : x
  2. Step 2: Convert to fraction form
    13,267,368.60/18,308,931.98 = 7,466,150.63/x
  3. Step 3: Cross multiply
    13,267,368.60x = 18,308,931.98 × 7,466,150.63
  4. Step 4: Simplify right side
    13,267,368.60x = 136,697,243,908,228.75
  5. Step 5: Solve for x
    x = 136,697,243,908,228.75/13,267,368.60
  6. Step 6: Final answer
    x = 10,303,267.21

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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.