Home / 34,168,973.69-47,153,153.15-19,287,430.25

Finding the Fourth Proportional to 34,168,973.69, 47,153,153.15 and 19,287,430.25

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Solution

The fourth proportional to 34,168,973.69, 47,153,153.15 and 19,287,430.25 is: 26,616,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168,973.69 : 47,153,153.15 = 19,287,430.25 : x
  2. Step 2: Convert to fraction form
    34,168,973.69/47,153,153.15 = 19,287,430.25/x
  3. Step 3: Cross multiply
    34,168,973.69x = 47,153,153.15 × 19,287,430.25
  4. Step 4: Simplify right side
    34,168,973.69x = 909,463,152,334,510.12
  5. Step 5: Solve for x
    x = 909,463,152,334,510.12/34,168,973.69
  6. Step 6: Final answer
    x = 26,616,636.50

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1.5x scale

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.