Home / 81,501,681.04-112,535,450.08-62,633,376.32

Finding the Fourth Proportional to 81,501,681.04, 112,535,450.08 and 62,633,376.32

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Solution

The fourth proportional to 81,501,681.04, 112,535,450.08 and 62,633,376.32 is: 86,482,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,501,681.04 : 112,535,450.08 = 62,633,376.32 : x
  2. Step 2: Convert to fraction form
    81,501,681.04/112,535,450.08 = 62,633,376.32/x
  3. Step 3: Cross multiply
    81,501,681.04x = 112,535,450.08 × 62,633,376.32
  4. Step 4: Simplify right side
    81,501,681.04x = 7,048,475,194,201,214
  5. Step 5: Solve for x
    x = 7,048,475,194,201,214/81,501,681.04
  6. Step 6: Final answer
    x = 86,482,574.40

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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.