Home / 9,186,437.10-13,779,655.65-3,128,009.70

Finding the Fourth Proportional to 9,186,437.10, 13,779,655.65 and 3,128,009.70

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Solution

The fourth proportional to 9,186,437.10, 13,779,655.65 and 3,128,009.70 is: 4,692,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,437.10 : 13,779,655.65 = 3,128,009.70 : x
  2. Step 2: Convert to fraction form
    9,186,437.10/13,779,655.65 = 3,128,009.70/x
  3. Step 3: Cross multiply
    9,186,437.10x = 13,779,655.65 × 3,128,009.70
  4. Step 4: Simplify right side
    9,186,437.10x = 43,102,896,535,859.81
  5. Step 5: Solve for x
    x = 43,102,896,535,859.81/9,186,437.10
  6. Step 6: Final answer
    x = 4,692,014.55

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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.