Home / 14,056,802.40-21,071,206.80-6,470,536.80

Finding the Fourth Proportional to 14,056,802.40, 21,071,206.80 and 6,470,536.80

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Solution

The fourth proportional to 14,056,802.40, 21,071,206.80 and 6,470,536.80 is: 9,699,362.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056,802.40 : 21,071,206.80 = 6,470,536.80 : x
  2. Step 2: Convert to fraction form
    14,056,802.40/21,071,206.80 = 6,470,536.80/x
  3. Step 3: Cross multiply
    14,056,802.40x = 21,071,206.80 × 6,470,536.80
  4. Step 4: Simplify right side
    14,056,802.40x = 136,342,019,019,810.23
  5. Step 5: Solve for x
    x = 136,342,019,019,810.23/14,056,802.40
  6. Step 6: Final answer
    x = 9,699,362.28

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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.