Home / 31,056,547.60-46,626,811.80-19,719,139.60

Finding the Fourth Proportional to 31,056,547.60, 46,626,811.80 and 19,719,139.60

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Solution

The fourth proportional to 31,056,547.60, 46,626,811.80 and 19,719,139.60 is: 29,605,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056,547.60 : 46,626,811.80 = 19,719,139.60 : x
  2. Step 2: Convert to fraction form
    31,056,547.60/46,626,811.80 = 19,719,139.60/x
  3. Step 3: Cross multiply
    31,056,547.60x = 46,626,811.80 × 19,719,139.60
  4. Step 4: Simplify right side
    31,056,547.60x = 919,440,610,987,127.25
  5. Step 5: Solve for x
    x = 919,440,610,987,127.25/31,056,547.60
  6. Step 6: Final answer
    x = 29,605,370.91

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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.