Home / 19,480,938.50-26,883,726.63-10,779,477.86

Finding the Fourth Proportional to 19,480,938.50, 26,883,726.63 and 10,779,477.86

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Solution

The fourth proportional to 19,480,938.50, 26,883,726.63 and 10,779,477.86 is: 14,875,696.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480,938.50 : 26,883,726.63 = 10,779,477.86 : x
  2. Step 2: Convert to fraction form
    19,480,938.50/26,883,726.63 = 10,779,477.86/x
  3. Step 3: Cross multiply
    19,480,938.50x = 26,883,726.63 × 10,779,477.86
  4. Step 4: Simplify right side
    19,480,938.50x = 289,792,536,029,163.69
  5. Step 5: Solve for x
    x = 289,792,536,029,163.69/19,480,938.50
  6. Step 6: Final answer
    x = 14,875,696.88

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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.